SOLVED WSUS automatically reboot clients without deadline set

[hilksbles73]

With the latest update release from August 2020, on Windows servers 2016 and 2019 after i hit the install updates button and updates are installed servers are automatically rebooted after active hours even the GPO is set to not to do it.

 

[Prajwal Desai]

Is that happening on a single machine or on all machines ?.