Hi @InterestRat
Thank you for posting.
According to your description, you can’t go to yes branch if you run approval flow.
Please pay attention to the value in condition area. Because the only supported result is Approve or Reject.
I tested as you described and it works fine:

If I approved the request, the flow will navigate to yes branch:

Please try to check and test again. If still any issue, please share me your flow details.
Hope to hear from you soon.
Thanks
Anna