@dohrli Good day, Thank you for your detailed post! Here is a chipset driver for TL-WN821N V5/ V6, please give it a try and see it help with the issue:...

@WillCoyotus Hello, It is recommended to check if Samsung hotspot Wi-Fi is transmitting on channel 149 to 161. Tp-link wireless adapter (EU) version only supports Band 1-3, not Band4 channels...

@ricktreze Good day, Thank you for your feedback, here is public driver for Archer T4E and you could give it a try: https://static.tp-link.com/2019/201911/20191128/T4E.zip If the issue persists, can...

@Reitzi Hello, Do you mean the Bluetooth Header cable is missing ? The Bluetooth cable does not a particular part number. It is a 4 pin USB header (F) to 9 pin USB header (F) cable and you may put in...

@ThoJo Good day, If possible it is recommended to use a different SSID for 5Ghz wifi. If only main router 5Ghz could not be detected, please change router/AP 's 5Ghz channel to 36/40/44/48 and see if...

@ChrissTea Good day, Thank you for your detailed post, the negotiated speed is limited at 866Mbps because T9UH need 3*3 MIMO to achieve 1300Mbps (3* 433Mbps) AX50 is 2x 2 Mimo -> 11ax: 2*1200Mbps...