diff --git a/README.md b/README.md
index f5537dd..c887fda 100644
--- a/README.md
+++ b/README.md
@@ -4,11 +4,11 @@ https://serverok.in/squid
 
 Auto install Squid 3 proxy on following linux OS.
 
-* Ubuntu 14.04, 16.04, 18.04, 20.04, 22.04
-* Debian 8, 9, 10, 11, 12
-* CentOS 7, 8
-* CentOS Steam 8, 9
-* AlmaLinux 8, 9
+* Ubuntu 24.04, 22.04, 20.04, 18.04 
+* Debian 12, 11, 10, 9, 8
+* CentOS 8, 7
+* CentOS Steam 9, 8
+* AlmaLinux 9, 8
 
 
 ## Install Squid
diff --git a/squid-uninstall.sh b/squid-uninstall.sh
index 189f616..a1048cb 100644
--- a/squid-uninstall.sh
+++ b/squid-uninstall.sh
@@ -24,8 +24,13 @@ SOK_OS=$(/usr/local/bin/sok-find-os)
 
 if [ $SOK_OS == "ERROR" ]; then
     cat /etc/*release
-    echo -e "\nOS NOT SUPPORTED.\n"
-    echo -e "Contact https://serverok.in/contact to add support for your OS.\n"
+    echo
+    echo -e "\e[1;31m====================================================="
+    echo -e "\e[1;31mOS NOT SUPPORTED"
+    echo -e "\e[1;31m====================================================="
+    echo -e "\e[0m"
+    echo -e "Contact me to add support for your OS.\n"
+    echo -e "https://serverok.in/contact\n"
     exit 1;
 fi
 
diff --git a/squid3-install.sh b/squid3-install.sh
index 68f79df..4477c01 100644
--- a/squid3-install.sh
+++ b/squid3-install.sh
@@ -39,7 +39,7 @@ SOK_OS=$(/usr/local/bin/sok-find-os)
 if [ $SOK_OS == "ERROR" ]; then
     cat /etc/*release
     echo -e "\nOS NOT SUPPORTED.\n"
-    echo -e "Contact https://serverok.in/contact to add support for your OS.\n"
+    echo -e "Contact me on twitter/X (https://twitter.com/serverokin) to add support for your OS.\n"
     exit 1;
 fi