I seldom update Flash Player, but have found a way (hopefully) for you to resolve the problem. You should be able to use the Global Notifications Panel (apparently only available via their website) to inhibit notification/updates click here
Surface Pro (2017) vs Surface Pro 4
20 groundbreaking 3D animation technologies coming to Siggraph 2017
iPad Pro 12.9 vs Surface Pro 5
Synology invites you to visit them at Insomnia on 26th – 29th August. Book your tickets now and visit Synology.