reg compare

Compare keys and their values in the registry. More information: https://learn.microsoft.com/windows-server/administration/windows-commands/reg-compare.

• Compare all values under a specific key with a second key:
  reg compare {{first_key_name}} {{second_key_name}}
• Compare a specific value under two keys:
  reg compare {{first_key_name}} {{second_key_name}} /v {{value}}
• Compare all sub keys and values for two keys:
  reg compare {{first_key_name}} {{second_key_name}} /s
• Only output the matches between the specified keys:
  reg compare {{first_key_name}} {{second_key_name}} /os
• Output the differences and matches between the specified keys:
  reg compare {{first_key_name}} {{second_key_name}} /oa