@dikinak Hi, There has been a similar thread about such an issue. https://community.tp-link.com/en/home/forum/topic/732176 Unfortunately, nobody posted a final conclusion whether that behavior is...

@derzocker0202 So, you are saying other Wi-Fi devices you have connect to the same 2.4 GHz Wi-Fi network with 300 Mbps link speed at the same time that the TL-WN823N only shows a link speed of 144...

@Veritas1980 Yes. Just download the file from the last link that I posted.

@derzocker0202 Hi, It is not fully clear to me whether the thread you linked to is about link speed or actual data throughput. Anyway, the TL-WN823N can definitely achieve a link speed of 300 Mbps,...

For Windows Vista (or XP) you might want to try older versions of the driver package. https://static.tp-link.com/Archer%20T2U%28EU%29_V1_161221_Windows.zip...

@Veritas1980 This ID correlates to the Archer T2U Version 1.x Did you download the driver installer that does not work from this location?...