Check if client is in Canary ring

Evaluates to true if the RegKey value for RingId is 27...

Check if client is in Release Preview ring

Evaluates to true if the RegKey value for RingId is 8...

Check if client is in OSG ring

Evaluates to true if the RegKey value for RingId is 26...

Check if client is in WIS ring

Evaluates to true if the RegKey value for RingId is 9...

Driver Flighting Check for Graphics Partner Test

Evaluates to true if client machine is targeting to "Partner" Ring of Graphics device class...

Check if client is in MSIT ring or in WSD Servicing rings

Evaluates to true if the RegKey matches MSIT ring or CBCanary or CBSelfhost or CBMicrosoft...