TL-MR3020 Unable to upgrade firmware, hardware version 3.2
TL-MR3020 Unable to upgrade firmware, hardware version 3.2
Existing Firmware : TL-MR3020(EU)_V3.20_210428
Updated frimware : TL-MR3020(EU)_V3.20_211118
Error code: 4503
The uploaded file was not accepted.
I tried updating via lan


1 Accepted Solution
