@Prof That's a very bad practice on TP Link's part not being able to revert to a previous firmware load. Before the latest firmware update, my router was fast and 100% stable. Now it has slower,...

I am having this same issue after upgrading to Firmware Version: 1.3.0 Build 20220221 rel.50072(5553) on 05/03/2022. Router worked great prior to the upgrade. Now speed test fails. Is it possible to...