I've been trying desperately to boost my wifi on another floor and until recently I had good luck with TL PA4010. The wifi needs a supplement and today I got the advice to add a TL WPA4220 to the syst

I recently found my WiFi was not arriving upstairs even though it had been transported for years by my TP-PA4010. After troubleshooting the system, I got some advice: since I upgraded my router to a T