doubt about mak licenses

if you activate with MAK phone activation, will bind to your windows, you will lost your keys after fresh install your windows.

if you activate with RETAIL phone activation, will bind to your motherboard, you can reinstall your windows without getting lost your keys

or DM key?

What about retail key

Block Never 

No it's Activated Till Format After Format You will be needed a New Volume key To Activate Again if same Key has activation Count Then you can use Same 

for windows is activate auto is activate in Machin laptop auto but cannot transfer to any pc