How can I stop adobe flash player updates reminders?
change the update settings in the Flash Player Settings Manager to 'do not remind me'
Mac: System Preferences > Flash Player > Updates tab
Windows: Control Panel > All Control Panel Items > Flash Player > Updates tab
If you'd like more specific information, related to your situation, please provide more detailed information:
Also, you would be wise to just turn on Automatic Updates. Running old Flash Player versions leaves you vulnerable, and attackers are very quick to reverse-engineer the fixes in new versions and turn them into weaponized attacks against unpatched systems. In 2018, if the software processes untrusted data (your operating system, browser, Flash Player, etc.), you should just set it to auto-update.