Ho to mange this alert from IE "some add on are ready to use warning"

If you want to suppress the NEW add-on warning "some add on are ready to use warning" two buttons "Enable" and "Don't enable". You could used the following registry key:

• Type "regedit" in RUN or start search box and press "Enter." It'll open "Registry Editor."
• Now go to following key:   HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies
• Create a new key under "Policies" key and set its name to "Ext."
• Now select the new "Ext" key and in right-side pane, create a new DWORD "IgnoreFrameApprovalCheck" and set its value to 1
• In case, you have 64-bit edition of Windows then you need to follow the same steps 3 and 4 for the following key: HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion
• It will get disabled permanently

GPO: USER CONFIGURATION GPO or COMPUTER CONFIGURATION GPO

• Type "gpedit.msc" in RUN or start search box and press "Enter." It'll open "Group Policy Editor."
• Now go to: Computer Configuration -> Administrative Templates -> Windows Components -> Internet Explorer
• In right-side pane, double-click on "Automatically activate/enable newly installed add-ons" option and set it to "Enabled."
• Now, the popup is permanently disabled in Internet Explorer.