QNAP NAS 4.3.5 Update Error “UPGRADE CAN’T BE PERFORMED”
I had an issue with QNAP TS-251 where it would be stuck on 4.3.5 firmware and updating attempts would result in “Firmware upgrade can’t be performed. Please check the network connection, or update it manually.” error. Since I have not made any changes to network settings, I tried to updated it manually but that failed as well. Although there is no formal communication from QNAP this looks like a word-wide malware infection affecting variety of NAS devices. Malware is altering…