Disable Bitlocker Encryption password on restart/reboot OS

Open Command Prompt or Windows PowerShell by Admin Right (Run as Administrator)

manage-bde -protectors c: -disable -RC 0

The number after RC stands for the number of subsequent reboots without preboot authentication
0 is indefinite

Ref
https://social.technet.microsoft.com/Forums/ie/en-US/52343a88-95e7-494b-98a2-441888262810/disable-bitlocker-encryption-password-on-reboot-for-patching?forum=mdopmbam