Computer Configuration > Administrative Templates > Microsoft Edge Update > Preferences
Machine
HKLM\Software\Policies\Microsoft\EdgeUpdate
If you enable this policy, update checks are suppressed each day starting at Hour:Minute for a period of Duration (in minutes). Duration isn't affected by daylight saving time. For example, if the start time is 22:00 and the duration is 480 minutes, updates will be suppressed for exactly 8 hours, regardless of whether daylight saving time starts or ends during this period. If you disable or don't configure this policy, update checks aren't suppressed during any specific period. The values for this policy can range from 0 to 23 for hours, 0 to 59 for minutes and 0 to 960 for duration in minutes.