diff --git a/python/src/detector.cpp b/python/src/detector.cpp
index 82acb1eef..7677fbae4 100644
--- a/python/src/detector.cpp
+++ b/python/src/detector.cpp
@@ -1520,11 +1520,11 @@ void init_det(py::module &m) {
              (void (Detector::*)(const std::string &, const std::string &,
                                  sls::Positions)) &
                  Detector::copyDetectorServer,
-             py::arg(), py::arg(), py::arg() = Positions{})    
+             py::arg(), py::arg(), py::arg() = Positions{})
         .def("updateDetectorServer",
              (void (Detector::*)(const std::string &, sls::Positions)) &
                  Detector::updateDetectorServer,
-             py::arg(), py::arg() = Positions{})    
+             py::arg(), py::arg() = Positions{})
         .def("updateKernel",
              (void (Detector::*)(const std::string &, sls::Positions)) &
                  Detector::updateKernel,
@@ -1542,6 +1542,14 @@ void init_det(py::module &m) {
                                  sls::Positions)) &
                  Detector::updateFirmwareAndServer,
              py::arg(), py::arg(), py::arg() = Positions{})
+        .def("getUpdateMode",
+             (Result<bool>(Detector::*)(sls::Positions) const) &
+                 Detector::getUpdateMode,
+             py::arg() = Positions{})
+        .def("setUpdateMode",
+             (void (Detector::*)(bool, sls::Positions)) &
+                 Detector::setUpdateMode,
+             py::arg(), py::arg() = Positions{})
         .def("readRegister",
              (Result<uint32_t>(Detector::*)(uint32_t, sls::Positions) const) &
                  Detector::readRegister,
diff --git a/slsDetectorServers/eigerDetectorServer/slsDetectorServer_defs.h b/slsDetectorServers/eigerDetectorServer/slsDetectorServer_defs.h
index 2711a76b5..3f0e5a288 100644
--- a/slsDetectorServers/eigerDetectorServer/slsDetectorServer_defs.h
+++ b/slsDetectorServers/eigerDetectorServer/slsDetectorServer_defs.h
@@ -3,7 +3,7 @@
 #pragma once
 #include "sls/sls_detector_defs.h"
 
-#define LINKED_SERVER_NAME "/home/root/executables/eigerDetectorServer"
+#define LINKED_SERVER_NAME "eigerDetectorServer"
 
 #define REQUIRED_FIRMWARE_VERSION (29)
 // virtual ones renamed for consistency
diff --git a/slsDetectorServers/slsDetectorServer/include/common.h b/slsDetectorServers/slsDetectorServer/include/common.h
index 77b567423..ade91d545 100644
--- a/slsDetectorServers/slsDetectorServer/include/common.h
+++ b/slsDetectorServers/slsDetectorServer/include/common.h
@@ -10,9 +10,11 @@
 
 #ifdef VIRTUAL
 #define TEMP_PROG_FOLDER_NAME "/tmp/"
+#define UPDATE_FILE           "/tmp/slsdet_udpate"
 #else
 #define TEMP_PROG_FOLDER_NAME           "/var/tmp/"
 #define TEMP_PROG_FOLDER_NAME_ALL_FILES "/var/tmp/*"
+#define UPDATE_FILE                     "udpate.txt"
 #endif
 
 #define TEMP_PROG_FILE_NAME TEMP_PROG_FOLDER_NAME "tmp.rawbin"
@@ -62,3 +64,6 @@ int writeBinaryFile(char *mess, char *fname, char *buffer,
                     const uint64_t filesize, char *errorPrefix);
 
 int moveBinaryFile(char *mess, char *dest, char *src, char *errorPrefix);
+
+int createEmptyFile(char *mess, char *fname, char *errorPrefix);
+int deleteFile(char *mess, char *fname, char *errorPrefix);
diff --git a/slsDetectorServers/slsDetectorServer/include/slsDetectorServer_funcs.h b/slsDetectorServers/slsDetectorServer/include/slsDetectorServer_funcs.h
index 23bd0e51e..8948e19d4 100644
--- a/slsDetectorServers/slsDetectorServer/include/slsDetectorServer_funcs.h
+++ b/slsDetectorServers/slsDetectorServer/include/slsDetectorServer_funcs.h
@@ -287,4 +287,6 @@ void receive_program_via_blackfin(int file_des, enum PROGRAM_INDEX index,
                                   char *checksum, char *serverName);
 void receive_program_default(int file_des, enum PROGRAM_INDEX index,
                              char *functionType, uint64_t filesize,
-                             char *checksum, char *serverName);
\ No newline at end of file
+                             char *checksum, char *serverName);
+int get_update_mode(int);
+int set_update_mode(int);
\ No newline at end of file
diff --git a/slsDetectorServers/slsDetectorServer/src/common.c b/slsDetectorServers/slsDetectorServer/src/common.c
index ac3be1db7..dda73cd4a 100644
--- a/slsDetectorServers/slsDetectorServer/src/common.c
+++ b/slsDetectorServers/slsDetectorServer/src/common.c
@@ -434,11 +434,17 @@ int setupDetectorServer(char *mess, char *sname) {
     LOG(logINFO, ("\tPermissions modified\n"));
 
     // symbolic link
-    char linkname[MAX_STR_LENGTH] = {0};
-    strcpy(linkname, LINKED_SERVER_NAME);
-#ifdef VIRTUAL
-    sprintf(linkname, "%s%s", TEMP_PROG_FOLDER_NAME, LINKED_SERVER_NAME);
-#endif
+    const int fileNameSize = 128;
+    char linkname[fileNameSize];
+    if (getAbsPath(linkname, fileNameSize, LINKED_SERVER_NAME) == FAIL) {
+        sprintf(
+            mess,
+            "Could not copy detector server. Could not get abs path of current "
+            "process\n");
+        LOG(logERROR, (mess));
+        return FAIL;
+    }
+
     if (snprintf(cmd, MAX_STR_LENGTH, "ln -sf %s %s", sname, linkname) >=
         MAX_STR_LENGTH) {
         strcpy(mess, "Could not copy detector server. Command to "
@@ -472,8 +478,7 @@ int setupDetectorServer(char *mess, char *sname) {
 
     // add new link name to /etc/inittab
     char *format = "echo 'ttyS0::respawn:/./%s' >> /etc/inittab";
-    if (snprintf(cmd, MAX_STR_LENGTH, format, LINKED_SERVER_NAME) >=
-        MAX_STR_LENGTH) {
+    if (snprintf(cmd, MAX_STR_LENGTH, format, linkname) >= MAX_STR_LENGTH) {
         strcpy(mess, "Could not copy detector server. Command "
                      "to add new server for spawning is too long\n");
         LOG(logERROR, (mess));
@@ -506,12 +511,23 @@ int writeBinaryFile(char *mess, char *fname, char *buffer,
                     const uint64_t filesize, char *errorPrefix) {
     LOG(logINFO, ("\tWriting Detector Server Binary...\n"));
 
-    FILE *fp = fopen(fname, "wb");
+    const int fileNameSize = 128;
+    char fullname[fileNameSize];
+    if (getAbsPath(fullname, fileNameSize, fname) == FAIL) {
+        sprintf(mess,
+                "Could not %s. Could not get abs path of current "
+                "process\n",
+                errorPrefix);
+        LOG(logERROR, (mess));
+        return FAIL;
+    }
+
+    FILE *fp = fopen(fullname, "wb");
     if (fp == NULL) {
         sprintf(mess,
                 "Could not %s. (opening file to write(%s). "
                 "Maybe it is being used? Try another name?\n",
-                errorPrefix, fname);
+                errorPrefix, fullname);
         LOG(logERROR, (mess));
         return FAIL;
     }
@@ -555,12 +571,13 @@ int writeBinaryFile(char *mess, char *fname, char *buffer,
         LOG(logERROR, (mess));
         return FAIL;
     }
-    LOG(logINFO, ("\tWritten binary to %s (%lu bytes)\n", fname,
+    LOG(logINFO, ("\tWritten binary to %s (%lu bytes)\n", fullname,
                   (long unsigned int)bytesWritten));
     return OK;
 }
 
 int moveBinaryFile(char *mess, char *dest, char *src, char *errorPrefix) {
+
     char cmd[MAX_STR_LENGTH] = {0};
     char retvals[MAX_STR_LENGTH] = {0};
 
@@ -584,3 +601,76 @@ int moveBinaryFile(char *mess, char *dest, char *src, char *errorPrefix) {
     LOG(logINFO, ("\tMoved file from %s to %s\n", src, dest));
     return OK;
 }
+
+int createEmptyFile(char *mess, char *fname, char *errorPrefix) {
+    const int fileNameSize = 128;
+    char fullname[fileNameSize];
+    if (getAbsPath(fullname, fileNameSize, fname) == FAIL) {
+        sprintf(mess,
+                "Could not %s. Could not get abs path of current "
+                "process\n",
+                errorPrefix);
+        LOG(logERROR, (mess));
+        return FAIL;
+    }
+
+    char cmd[MAX_STR_LENGTH] = {0};
+    char retvals[MAX_STR_LENGTH] = {0};
+
+    char *format = "touch %s";
+    if (snprintf(cmd, MAX_STR_LENGTH, format, fullname) >= MAX_STR_LENGTH) {
+        sprintf(mess, "Could not %s. Command to create is too long\n",
+                errorPrefix);
+        LOG(logERROR, (mess));
+        return FAIL;
+    }
+
+    if (executeCommand(cmd, retvals, logDEBUG1) == FAIL) {
+        snprintf(mess, MAX_STR_LENGTH,
+                 "Could not %s. (creating empty file %s): %s\n", errorPrefix,
+                 fullname, retvals);
+        LOG(logERROR, (mess));
+        return FAIL;
+    }
+    LOG(logINFO, ("\tEmpty file created: %s (%s)\n", fullname, errorPrefix));
+    return OK;
+}
+
+int deleteFile(char *mess, char *fname, char *errorPrefix) {
+    const int fileNameSize = 128;
+    char fullname[fileNameSize];
+    if (getAbsPath(fullname, fileNameSize, fname) == FAIL) {
+        sprintf(mess,
+                "Could not %s. Could not get abs path of current "
+                "process\n",
+                errorPrefix);
+        LOG(logERROR, (mess));
+        return FAIL;
+    }
+
+    if (access(fullname, F_OK) == 0) {
+        char cmd[MAX_STR_LENGTH] = {0};
+        char retvals[MAX_STR_LENGTH] = {0};
+        char *format = "rm %s";
+
+        if (snprintf(cmd, MAX_STR_LENGTH, format, fullname) >= MAX_STR_LENGTH) {
+            sprintf(mess, "Could not %s. Command to delete is too long\n",
+                    errorPrefix);
+            LOG(logERROR, (mess));
+            return FAIL;
+        }
+
+        if (executeCommand(cmd, retvals, logDEBUG1) == FAIL) {
+            snprintf(mess, MAX_STR_LENGTH,
+                     "Could not %s. (deleting file %s). %s\n", errorPrefix,
+                     fullname, retvals);
+            LOG(logERROR, (mess));
+            return FAIL;
+        }
+        LOG(logINFO, ("\tDeleted file: %s (%s)\n", fullname, errorPrefix));
+    } else {
+        LOG(logINFO,
+            ("\tFile does not exist anyway: %s (%s)\n", fullname, errorPrefix));
+    }
+    return OK;
+}
\ No newline at end of file
diff --git a/slsDetectorServers/slsDetectorServer/src/slsDetectorServer.c b/slsDetectorServers/slsDetectorServer/src/slsDetectorServer.c
index 0b8ada232..dbe7120ca 100644
--- a/slsDetectorServers/slsDetectorServer/src/slsDetectorServer.c
+++ b/slsDetectorServers/slsDetectorServer/src/slsDetectorServer.c
@@ -4,6 +4,7 @@
    The port number is passed as an argument */
 
 #include "clogger.h"
+#include "common.h"
 #include "communication_funcs.h"
 #include "sharedMemory.h"
 #include "sls/sls_detector_defs.h"
@@ -48,6 +49,18 @@ int main(int argc, char *argv[]) {
     checkModuleFlag = 1;
     int version = 0;
 
+    // update flag if update file exists (command line arg overwrites)
+    const int fileNameSize = 128;
+    char fname[fileNameSize];
+    if (getAbsPath(fname, fileNameSize, UPDATE_FILE) == FAIL) {
+        LOG(logERROR, ("Could not get abs path to check if update file exists. "
+                       "Will try current folder instead.\n"));
+        strcpy(fname, UPDATE_FILE);
+    }
+    if (access(fname, F_OK) == 0) {
+        updateFlag = 1;
+    }
+
     // help message
     char helpMessage[MAX_STR_LENGTH];
     memset(helpMessage, 0, MAX_STR_LENGTH);
diff --git a/slsDetectorServers/slsDetectorServer/src/slsDetectorServer_funcs.c b/slsDetectorServers/slsDetectorServer/src/slsDetectorServer_funcs.c
index e11abdbd7..add17a247 100644
--- a/slsDetectorServers/slsDetectorServer/src/slsDetectorServer_funcs.c
+++ b/slsDetectorServers/slsDetectorServer/src/slsDetectorServer_funcs.c
@@ -95,7 +95,9 @@ int updateModeAllowedFunction(int file_des) {
                             F_REBOOT_CONTROLLER,
                             F_GET_KERNEL_VERSION,
                             F_UPDATE_KERNEL,
-                            F_UPDATE_DETECTOR_SERVER};
+                            F_UPDATE_DETECTOR_SERVER,
+                            F_GET_UPDATE_MODE,
+                            F_SET_UPDATE_MODE};
     for (unsigned int i = 0; i < listsize; ++i) {
         if ((unsigned int)fnum == list[i]) {
             return OK;
@@ -457,6 +459,8 @@ void function_table() {
     flist[F_GET_KERNEL_VERSION] = &get_kernel_version;
     flist[F_UPDATE_KERNEL] = &update_kernel;
     flist[F_UPDATE_DETECTOR_SERVER] = &update_detector_server;
+    flist[F_GET_UPDATE_MODE] = &get_update_mode;
+    flist[F_SET_UPDATE_MODE] = &set_update_mode;
 
     // check
     if (NUM_DET_FUNCTIONS >= RECEIVER_ENUM_START) {
@@ -9312,24 +9316,36 @@ int receive_program(int file_des, enum PROGRAM_INDEX index) {
         if (index == PROGRAM_SERVER) {
             if (receiveData(file_des, serverName, MAX_STR_LENGTH, OTHER) < 0)
                 return printSocketReadError();
-#ifdef VIRTUAL
-            // writing to a temp folder
-            {
-                char temp[MAX_STR_LENGTH] = {0};
-                sprintf(temp, "%s%s", TEMP_PROG_FOLDER_NAME, serverName);
-                strcpy(serverName, temp);
-            }
-#endif
             LOG(logINFO, ("\tServer Name: %s\n", serverName));
         }
 
+        // in same folder as current process (will also work for virtual then
+        // with write permissions)
+        {
+            const int fileNameSize = 128;
+            char fname[fileNameSize];
+            if (getAbsPath(fname, fileNameSize, serverName) == FAIL) {
+                ret = FAIL;
+                sprintf(mess,
+                        "Could not %s. Could not get abs path of current "
+                        "process\n",
+                        functionType);
+                LOG(logERROR, (mess));
+                Server_SendResult(file_des, INT32, NULL, 0);
+            } else {
+                strcpy(serverName, fname);
+            }
+        }
+
+        if (ret == OK) {
 #if defined(GOTTHARD2D) || defined(MYTHEN3D) || defined(EIGERD)
-        receive_program_default(file_des, index, functionType, filesize,
-                                checksum, serverName);
+            receive_program_default(file_des, index, functionType, filesize,
+                                    checksum, serverName);
 #else
-        receive_program_via_blackfin(file_des, index, functionType, filesize,
-                                     checksum, serverName);
+            receive_program_via_blackfin(file_des, index, functionType,
+                                         filesize, checksum, serverName);
 #endif
+        }
 
         if (ret == OK) {
             LOG(logINFOGREEN, ("%s completed successfully\n", functionType));
@@ -9527,20 +9543,16 @@ void receive_program_default(int file_des, enum PROGRAM_INDEX index,
                               "update detector server");
         // extra step to write to temp and move to real file as
         // fopen will give text busy if opening same name as process name
-        char dest[MAX_STR_LENGTH] = {0};
-        sprintf(dest, "%s%s",
-                (myDetectorType == EIGER ? "/home/root/executables/" : ""),
-                serverName);
-
         if (ret == OK) {
-            ret = moveBinaryFile(mess, dest, TEMP_PROG_FILE_NAME,
+            ret = moveBinaryFile(mess, serverName, TEMP_PROG_FILE_NAME,
                                  "update detector server");
         }
         if (ret == OK) {
-            ret = verifyChecksumFromFile(mess, functionType, checksum, dest);
+            ret = verifyChecksumFromFile(mess, functionType, checksum,
+                                         serverName);
         }
         if (ret == OK) {
-            ret = setupDetectorServer(mess, dest);
+            ret = setupDetectorServer(mess, serverName);
         }
         break;
 #endif
@@ -9554,4 +9566,42 @@ void receive_program_default(int file_des, enum PROGRAM_INDEX index,
     // free resources
     free(src);
 #endif
+}
+
+int get_update_mode(int file_des) {
+    ret = OK;
+    memset(mess, 0, sizeof(mess));
+    int retval = -1;
+    LOG(logDEBUG1, ("Getting update mode\n"));
+
+    retval = updateFlag;
+    LOG(logDEBUG1, ("update mode retval: %d\n", retval));
+
+    return Server_SendResult(file_des, INT32, &retval, sizeof(retval));
+}
+
+int set_update_mode(int file_des) {
+    ret = OK;
+    memset(mess, 0, sizeof(mess));
+    int arg = -1;
+
+    if (receiveData(file_des, &arg, sizeof(arg), INT32) < 0)
+        return printSocketReadError();
+    LOG(logDEBUG1, ("Setting update mode to \n", arg));
+
+    switch (arg) {
+    case 0:
+        ret = deleteFile(mess, UPDATE_FILE, "unset update mode");
+        break;
+    case 1:
+        ret = createEmptyFile(mess, UPDATE_FILE, "set update mode");
+        break;
+    default:
+        ret = FAIL;
+        sprintf(mess, "Could not set updatemode. Options: 0 or 1\n");
+        LOG(logERROR, (mess));
+        break;
+    }
+
+    return Server_SendResult(file_des, INT32, NULL, 0);
 }
\ No newline at end of file
diff --git a/slsDetectorSoftware/include/sls/Detector.h b/slsDetectorSoftware/include/sls/Detector.h
index 389fec128..b617eb33a 100644
--- a/slsDetectorSoftware/include/sls/Detector.h
+++ b/slsDetectorSoftware/include/sls/Detector.h
@@ -1733,8 +1733,8 @@ class Detector {
     /** [Jungfrau][CTB][Moench]  Advanced user Function!  */
     void resetFPGA(Positions pos = {});
 
-    /** [[deprecated ("Replaced by updateDetectorServer, which does not require tftp")]]
-     * [Jungfrau][Eiger][Gotthard][CTB][Moench][Mythen3][Gotthard2]
+    /** [[deprecated ("Replaced by updateDetectorServer, which does not require
+     * tftp")]] [Jungfrau][Eiger][Gotthard][CTB][Moench][Mythen3][Gotthard2]
      * Advanced user Function! \n
      * Copy detector server fname from tftp folder of hostname to detector. Also
      * creates a symbolic link to a shorter name (without vx.x.x). Then the
@@ -1764,13 +1764,14 @@ class Detector {
      * Function! */
     void rebootController(Positions pos = {});
 
-    /** [[deprecated ("Replaced by overloaded updateDetectorServer, which does not require tftp and has one less argument")]]
-     * Advanced user Function!\n [Jungfrau][Gotthard][CTB][Moench] Updates the
-     * firmware, detector server, make a soft link and then reboots detector
-     * controller. \n [Mythen3][Gotthard2] Will require a script to start up the
-     * shorter named server link at start up \n sname is name of detector
-     * server binary found on tftp folder of host pc \n hostname is name of pc
-     * to tftp from \n fname is programming file name with full path to it
+    /** [[deprecated ("Replaced by overloaded updateDetectorServer, which does
+     * not require tftp and has one less argument")]] Advanced user Function!\n
+     * [Jungfrau][Gotthard][CTB][Moench] Updates the firmware, detector server,
+     * make a soft link and then reboots detector controller. \n
+     * [Mythen3][Gotthard2] Will require a script to start up the shorter named
+     * server link at start up \n sname is name of detector server binary found
+     * on tftp folder of host pc \n hostname is name of pc to tftp from \n fname
+     * is programming file name with full path to it
      */
     void updateFirmwareAndServer(const std::string &sname,
                                  const std::string &hostname,
@@ -1780,12 +1781,19 @@ class Detector {
      * Advanced user Function!\n [Jungfrau][Gotthard][CTB][Moench] Updates the
      * firmware, detector server, make a soft link and then reboots detector
      * controller. \n [Mythen3][Gotthard2] Will require a script to start up the
-     * shorter named server link at start up \n sname is full path name of detector
-     * server  \n fname is programming file name with full path to it
+     * shorter named server link at start up \n sname is full path name of
+     * detector server  \n fname is programming file name with full path to it
      */
     void updateFirmwareAndServer(const std::string &sname,
                                  const std::string &fname, Positions pos = {});
 
+    Result<bool> getUpdateMode(Positions pos = {});
+
+    /** Restarts detector server in update mode. This is useful when
+     * server-firmware compatibility is at its worst and server cannot start up
+     * normally */
+    void setUpdateMode(const bool updatemode, Positions pos = {});
+
     /** Advanced user Function! \n
      * Goes to stop server. Hence, can be called while calling blocking
      * acquire(). \n [Eiger] Address is +0x100 for only left, +0x200 for only
diff --git a/slsDetectorSoftware/src/CmdProxy.h b/slsDetectorSoftware/src/CmdProxy.h
index 2501e2e27..70b47cd0c 100644
--- a/slsDetectorSoftware/src/CmdProxy.h
+++ b/slsDetectorSoftware/src/CmdProxy.h
@@ -1063,6 +1063,7 @@ class CmdProxy {
         {"updatekernel", &CmdProxy::UpdateKernel},
         {"rebootcontroller", &CmdProxy::rebootcontroller},
         {"update", &CmdProxy::UpdateFirmwareAndDetectorServer},
+        {"updatemode", &CmdProxy::updatemode},
         {"reg", &CmdProxy::Register},
         {"adcreg", &CmdProxy::AdcRegister},
         {"setbit", &CmdProxy::BitOperations},
@@ -2184,6 +2185,12 @@ class CmdProxy {
                         "\n\t[Jungfrau][Ctb][Moench][Gotthard][Mythen3]["
                         "Gotthard2] Reboot controller of detector.");
 
+    INTEGER_COMMAND_VEC_ID(
+        updatemode, getUpdateMode, setUpdateMode, StringTo<int>,
+        "[0|1]\n\tRestart the detector server in update mode or not. This is "
+        "useful when server-firmware compatibility is at its worst and server "
+        "cannot start up normally");
+
     EXECUTE_SET_COMMAND(
         firmwaretest, executeFirmwareTest,
         "\n\t[Jungfrau][Gotthard][Mythen3][Gotthard2][Ctb][Moench] Firmware "
diff --git a/slsDetectorSoftware/src/Detector.cpp b/slsDetectorSoftware/src/Detector.cpp
index a8f999713..823f18c6c 100644
--- a/slsDetectorSoftware/src/Detector.cpp
+++ b/slsDetectorSoftware/src/Detector.cpp
@@ -2195,6 +2195,15 @@ void Detector::updateFirmwareAndServer(const std::string &sname,
     programFPGA(fname, pos);
 }
 
+Result<bool> Detector::getUpdateMode(Positions pos) {
+    return pimpl->Parallel(&Module::getUpdateMode, pos);
+}
+
+void Detector::setUpdateMode(const bool updatemode, Positions pos) {
+    pimpl->Parallel(&Module::setUpdateMode, pos, updatemode);
+    rebootController(pos);
+}
+
 Result<uint32_t> Detector::readRegister(uint32_t addr, Positions pos) const {
     return pimpl->Parallel(&Module::readRegister, pos, addr);
 }
diff --git a/slsDetectorSoftware/src/Module.cpp b/slsDetectorSoftware/src/Module.cpp
index de0559d37..dfd0e2358 100644
--- a/slsDetectorSoftware/src/Module.cpp
+++ b/slsDetectorSoftware/src/Module.cpp
@@ -2539,8 +2539,9 @@ void Module::updateDetectorServer(std::vector<char> buffer,
                     "Update Detector Server (no tftp)", serverName);
         break;
     default:
-        throw RuntimeError("Updating DetectorServer via the package is not implemented "
-                           "for this detector");
+        throw RuntimeError(
+            "Updating DetectorServer via the package is not implemented "
+            "for this detector");
     }
 }
 
@@ -2567,6 +2568,14 @@ void Module::rebootController() {
                  << "): Controller rebooted successfully!";
 }
 
+bool Module::getUpdateMode() { return sendToDetector<int>(F_GET_UPDATE_MODE); }
+
+void Module::setUpdateMode(const bool updatemode) {
+    sendToDetector(F_SET_UPDATE_MODE, static_cast<int>(updatemode), nullptr);
+    LOG(logINFO) << "Module " << moduleIndex << " (" << shm()->hostname
+                 << "): Update Mode set to " << updatemode << "!";
+}
+
 uint32_t Module::readRegister(uint32_t addr) const {
     return sendToDetectorStop<uint32_t>(F_READ_REGISTER, addr);
 }
diff --git a/slsDetectorSoftware/src/Module.h b/slsDetectorSoftware/src/Module.h
index 0750fb941..a11de9065 100644
--- a/slsDetectorSoftware/src/Module.h
+++ b/slsDetectorSoftware/src/Module.h
@@ -545,6 +545,8 @@ class Module : public virtual slsDetectorDefs {
                               const std::string &serverName);
     void updateKernel(std::vector<char> buffer);
     void rebootController();
+    bool getUpdateMode();
+    void setUpdateMode(const bool updatemode);
     uint32_t readRegister(uint32_t addr) const;
     uint32_t writeRegister(uint32_t addr, uint32_t val);
     void setBit(uint32_t addr, int n);
diff --git a/slsSupportLib/include/sls/sls_detector_funcs.h b/slsSupportLib/include/sls/sls_detector_funcs.h
index 8606c5f40..a0b3f71cb 100755
--- a/slsSupportLib/include/sls/sls_detector_funcs.h
+++ b/slsSupportLib/include/sls/sls_detector_funcs.h
@@ -256,6 +256,8 @@ enum detFuncs {
     F_GET_KERNEL_VERSION,
     F_UPDATE_KERNEL,
     F_UPDATE_DETECTOR_SERVER,
+    F_GET_UPDATE_MODE,
+    F_SET_UPDATE_MODE,
 
     NUM_DET_FUNCTIONS,
     RECEIVER_ENUM_START = 256, /**< detector function should not exceed this
@@ -613,6 +615,8 @@ const char* getFunctionNameFromEnum(enum detFuncs func) {
     case F_SET_READOUT_SPEED:               return "F_SET_READOUT_SPEED";
     case F_GET_KERNEL_VERSION:              return "F_GET_KERNEL_VERSION";
     case F_UPDATE_DETECTOR_SERVER:          return "F_UPDATE_DETECTOR_SERVER";
+    case F_GET_UPDATE_MODE:                 return "F_GET_UPDATE_MODE";
+    case F_SET_UPDATE_MODE:                 return "F_SET_UPDATE_MODE";
 
     case NUM_DET_FUNCTIONS:              	return "NUM_DET_FUNCTIONS";
     case RECEIVER_ENUM_START:				return "RECEIVER_ENUM_START";