diff --git a/.github/workflows/issue_stale.yml b/.github/workflows/issue_stale.yml
index a14b704..fd3f735 100644
--- a/.github/workflows/issue_stale.yml
+++ b/.github/workflows/issue_stale.yml
@@ -16,7 +16,7 @@ jobs:
     runs-on: ubuntu-latest
     if: ${{ contains(github.repository, 'BassT23/Proxmox') }}
     steps:
-      - uses: actions/stale@28ca1036281a5e5922ead5184a1bbf96e5fc984e # v9.0.0
+      - uses: actions/stale@5bef64f19d7facfb25b37b414482c7164d639639 # v9.1.0
         with:
           repo-token: ${{ secrets.GITHUB_TOKEN }}
           ascending: true
diff --git a/install.sh b/install.sh
index 578e19a..eb8b6f5 100644
--- a/install.sh
+++ b/install.sh
@@ -10,7 +10,7 @@
 VERSION="1.8.3"
 
 # Branch
-BRANCH="master"
+BRANCH="beta"
 
 # Variable / Function
 LOCAL_FILES="/etc/ultimate-updater"
diff --git a/update.sh b/update.sh
index abdb6dd..f39df05 100644
--- a/update.sh
+++ b/update.sh
@@ -10,7 +10,7 @@
 # shellcheck disable=SC2317
 # shellcheck disable=SC2320
 
-VERSION="4.3"
+VERSION="4.3.1"
 
 # Variable / Function
 LOCAL_FILES="/etc/ultimate-updater"
diff --git a/welcome-screen.sh b/welcome-screen.sh
index 8a30d17..8ab2c44 100644
--- a/welcome-screen.sh
+++ b/welcome-screen.sh
@@ -7,7 +7,7 @@
 # shellcheck disable=SC1017
 # shellcheck disable=SC2034
 
-VERSION="1.5"
+VERSION="1.5.1"
 
 # Variable / Function
 LOCAL_FILES="/etc/ultimate-updater"
@@ -31,8 +31,10 @@ VERSION_CHECK () {
   DEVELOP_VERSION=$(awk -F'"' '/^VERSION=/ {print $2}' /root/update_develop.sh)
   LOCAL_VERSION=$(awk -F'"' '/^VERSION=/ {print $2}' $LOCAL_FILES/update.sh)
   if [[ "$BRANCH" == develop ]]; then
-    echo -e "${OR}*** The Ultimate Updater is on develop branch ***${CL}"
-    if [[ "$LOCAL_VERSION" < "$MASTER_VERSION" ]]; then
+    if  [[ ! -s /root/update_develop.sh ]]; then
+      echo -e "${OR}*** You are offline - can't check version ***${CL}\n"
+      echo -e "${OR}*** The Ultimate Updater is on develop branch ***${CL}"
+    elif [[ "$LOCAL_VERSION" < "$MASTER_VERSION" ]]; then
       echo -e "${OR}       *** A newer version is available ***${CL}\n\
        Installed: $LOCAL_VERSION / Github-Master: $MASTER_VERSION\n\
         ${OR}You can update with <update -up>${CL}\n"
@@ -52,8 +54,10 @@ VERSION_CHECK () {
     fi
   fi
   if [[ "$BRANCH" == beta ]]; then
-    echo -e "${OR}*** The Ultimate Updater is on beta branch ***${CL}"
-    if [[ "$LOCAL_VERSION" < "$MASTER_VERSION" ]]; then
+    if  [[ ! -s /root/update_beta.sh ]]; then
+      echo -e "${OR}*** You are offline - can't check version ***${CL}\n"
+      echo -e "${OR}*** The Ultimate Updater is on beta branch ***${CL}"
+    elif [[ "$LOCAL_VERSION" < "$MASTER_VERSION" ]]; then
       echo -e "${OR}       *** A newer version is available ***${CL}\n\
        Installed: $LOCAL_VERSION / Github-Master: $MASTER_VERSION\n\
         ${OR}You can update with <update -up>${CL}\n"
@@ -73,18 +77,17 @@ VERSION_CHECK () {
     fi
   fi
   if [[ "$BRANCH" == master ]]; then
-    if [[ "$LOCAL_VERSION" < "$MASTER_VERSION" ]]; then
+    if  [[ ! -s /root/update_master.sh ]]; then
+      echo -e "${OR}*** You are offline - can't check version ***${CL}\n"
+    elif [[ "$LOCAL_VERSION" < "$MASTER_VERSION" ]]; then
       echo -e "${OR}    *** A newer version is available ***${CL}\n\
         Installed: $LOCAL_VERSION / Server: $MASTER_VERSION\n\
         ${OR}You can update with <update -up>${CL}\n"
       VERSION_NOT_SHOW=true
+    else
+        echo -e "${GN}       The Ultimate Updater is UpToDate${CL}"
     fi
   fi
-  elif  [[ ! -s /root/update_master.sh ]]; then
-    echo -e "${OR} *** You are offline - can't check version ***${CL}"
-  elif [[ "$BRANCH" == master ]]; then
-      echo -e "${GN}       The Ultimate Updater is UpToDate${CL}"
-  fi
   if [[ "$VERSION_NOT_SHOW" != true ]]; then echo -e "              Version: $LOCAL_VERSION\n"; fi
   rm -rf /root/update_master.sh
   rm -rf /root/update_beta.sh