how can i disable

Onetime

im trying to run from disc an old program and im shore bit is blocking it i know its safe and want to disable bit defender

Flexx

https://community.bitdefender.com/en/discussion/91877/how-can-i-disable

Kindly have a look at below link to temporarily disable bitdefender services.

https://www.bitdefender.com/consumer/support/answer/28557/

Regards