diff --git a/Makefile b/Makefile
index be5b313..da12d55 100644
--- a/Makefile
+++ b/Makefile
@@ -22,7 +22,7 @@ DATA		:=	data
 INCLUDES	:=	include lib/zipper/include /lib/borealis/library/include/borealis/extern/nlohmann
 APP_TITLE	:=	All-in-One Switch Updater
 APP_AUTHOR	:=	HamletDuFromage
-APP_VERSION :=  2.4.6
+APP_VERSION :=  2.4.7
 TARGET		:=	$(notdir $(CURDIR))
 
 ROMFS				:=	resources
diff --git a/include/current_cfw.hpp b/include/current_cfw.hpp
index d6b916c..1e6d1de 100644
--- a/include/current_cfw.hpp
+++ b/include/current_cfw.hpp
@@ -7,6 +7,6 @@ namespace CurrentCfw {
 
     CFW getCFW();
     std::string getAmsInfo();
-    const extern CFW running_cfw;
+    extern CFW running_cfw;
 
 }
\ No newline at end of file
diff --git a/source/changelog_page.cpp b/source/changelog_page.cpp
index 93ec70c..96ad3b9 100644
--- a/source/changelog_page.cpp
+++ b/source/changelog_page.cpp
@@ -136,6 +136,9 @@ ChangelogPage::ChangelogPage() : AppletFrame(true, true)
     verTitles.push_back("v2.4.6");
     changes.push_back("\uE016 Added back support for SXOS. \uE016 Removed dialogue asking to update Hekate if downloading DeepSea.\uE016 Fixed incorrect description in inject payload menu.");
 
+    verTitles.push_back("v2.4.7");
+    changes.push_back("\uE016 Fixed app only working on 0.19 AMS.\uE016 Proper replacement of stratosphere.romfs when updating.");
+
     for(int i = verTitles.size() -1 ; i >= 0; i--){
         listItem = new brls::ListItem(verTitles[i]);
         change = changes[i];
diff --git a/source/current_cfw.cpp b/source/current_cfw.cpp
index ea1ea4d..1c1cfa9 100644
--- a/source/current_cfw.cpp
+++ b/source/current_cfw.cpp
@@ -16,22 +16,32 @@ namespace CurrentCfw {
             return running;
         }
 
-        Result smAtmosphereHasService(bool *out, SmServiceName name) {
+        Result smAtmosphereHasService(bool *out, SmServiceName name, bool v019) {
             u8 tmp = 0;
-            Result rc = tipcDispatchInOut(smGetServiceSessionTipc(), 65100, name, tmp);
+            Result rc = v019 ? tipcDispatchInOut(smGetServiceSessionTipc(), 65100, name, tmp) : serviceDispatchInOut(smGetServiceSession(), 65100, name, tmp);
             if (R_SUCCEEDED(rc) && out)
                 *out = tmp;
             return rc;
         }
 
+        bool isPost019() {
+            u64 version;
+            if(R_SUCCEEDED(splGetConfig((SplConfigItem) 65000, &version))) {
+                if(((version >> 56) & ((1 << 8) - 1)) > 0 || ((version >> 48) & ((1 << 8) - 1)) >= 19) {
+                    return true;
+                }
+            }
+            return false;
+        }
     }
 
     CFW getCFW(){
         bool res = false;
-        if(R_SUCCEEDED(smAtmosphereHasService(&res, smEncodeName("rnx")))) {
+        bool v019 = isPost019(); //AMS v0.19 introduced sm changes, and as such old AMS versions have to be treated differently
+        if(R_SUCCEEDED(smAtmosphereHasService(&res, smEncodeName("rnx"), v019))) {
             if(res) 
                 return CFW::rnx;
-            smAtmosphereHasService(&res, smEncodeName("tx"));
+            smAtmosphereHasService(&res, smEncodeName("tx"), v019);
             if(res)
                 return CFW::sxos;
         }
@@ -43,18 +53,18 @@ namespace CurrentCfw {
     }
 
     std::string getAmsInfo() {
-            u64 version;
-            std::string res;
-            if(R_SUCCEEDED(splGetConfig((SplConfigItem) 65000, &version))){
-                res +=  std::to_string((version >> 56) & ((1 << 8) - 1)) + "." +
-                        std::to_string((version >> 48) & ((1 << 8) - 1)) + "." +
-                        std::to_string((version >> 40) & ((1 << 8) - 1));
-                if(R_SUCCEEDED(splGetConfig((SplConfigItem) 65007, &version)))
-                    res += version ? "|E" : "|S";
-                return res;
-            }
-            else
-                return "Couldn't retrieve AMS version";
+        u64 version;
+        std::string res;
+        if(R_SUCCEEDED(splGetConfig((SplConfigItem) 65000, &version))) {
+            res +=  std::to_string((version >> 56) & ((1 << 8) - 1)) + "." +
+                    std::to_string((version >> 48) & ((1 << 8) - 1)) + "." +
+                    std::to_string((version >> 40) & ((1 << 8) - 1));
+            if(R_SUCCEEDED(splGetConfig((SplConfigItem) 65007, &version)))
+                res += version ? "|E" : "|S";
+            return res;
+        }
+        else
+            return "Couldn't retrieve AMS version";
     }
 
 }
\ No newline at end of file
diff --git a/source/main.cpp b/source/main.cpp
index 36ac225..abc9638 100644
--- a/source/main.cpp
+++ b/source/main.cpp
@@ -14,7 +14,7 @@ using namespace i18n::literals;
 
 //TimeServiceType __nx_time_service_type = TimeServiceType_System;
 
-const CFW CurrentCfw::running_cfw = CurrentCfw::getCFW();
+CFW CurrentCfw::running_cfw;
 
 int main(int argc, char* argv[])
 {
@@ -44,6 +44,8 @@ int main(int argc, char* argv[])
     nxlinkStdio();
     splInitialize();
     romfsInit();
+
+    CurrentCfw::running_cfw = CurrentCfw::getCFW();
     
     fs::createTree(CONFIG_PATH);
 
diff --git a/source/utils.cpp b/source/utils.cpp
index e94e297..85fd4cf 100644
--- a/source/utils.cpp
+++ b/source/utils.cpp
@@ -241,10 +241,8 @@ std::string readVersion(const char* path){
 }
 
 bool isErista() {
-    splInitialize();
     u64 hwType;
     Result rc = splGetConfig(SplConfigItem_HardwareType, &hwType);
-    splExit();
 
     if(R_FAILED(rc))
         return true;