@Balsam-CH Hi, welcome to our community. TBE400UH and TBE6500UH share the same software features. You can choose to purchase any model that is conveniently available. TXE70UH and TXE5400UH also apply...

@Oshida Hi, welcome to our community. It is suggested to Case2 in the guide to troubleshoot: What should I do if the TP-Link network adapter is not working properly in my computer? You may also...

@sbinipizza4 Hi, welcome to our community. It is suggested to check link speed on your computer and share the screenshot of the result here. 300mbps is the max link speed that the adapter can be up...

@MDI79 Hi, it is a pity to hear that. We have consulted the engineering team to take further analysis on your feedback, now it may be too late. Anyway, sorry for the inconvenience caused. Thank you...

@GB2025 Hi, to assist you efficiently, I've forwarded your case to the TP-Link support engineers who will contact you later. Please pay attention to your email box for follow-up. Thank you.

@RPang Hi, to assist you efficiently, I've forwarded your case to the TP-Link support engineers who will contact you later. Please pay attention to your email box for follow-up. Welcome to share...