When trying to delete a flag, it takes you to the last page you were on and shows the popup “Only administrators can access that page.” Feel free to test this, it probably has something to do with testing of other issues attached to this feature.

Impossible to delete flags

Topic		Replies	Views
When trying to delete flag nothing happens Bug Reports web	17	755	June 27, 2021
Deleting a flagged comment should not delete the flags that discuss it Feature Requests	6	668	January 28, 2020
Editing own flags General	4	206	September 18, 2020
Delete/withdraw flags that you created Feature Requests	9	1377	January 20, 2021
Updates to the flagging system News and Updates	1	810	March 28, 2020