@Alex-Farias Thank you so much for taking the time to post the issue on TP-Link community! To better assist you, I've created a support ticket via your registered email address, and escalated it to...

@jkerrigan93 Compared to the OC200, the OC300 is more powerful. One thing to note is that our V5.14 built-in controller OC200 has removed some features (Open API and built Radius) due to hardware...

@A_Mansoor if you have set up a portal?? If you have, portal settings can also limit the clients's speed. Also, if this issue only happens to a particular SSID, then you can delete it and recreate...

@WooJoo Please try it out. If the negotiation is caused by the cable, this should work. CPE units are capable of passing through VLAN settings.

@DerkleineMuck Regarding this, you should check to see if the cable that connects those two units, which appear as Wi-Fi connections on the app, is in good condition, as cable connections typically...

@jkerrigan93 For the router, I recommend that you consider ER7206 and then add a hardware controller to manage the whole devices. Compared to ER7212PC, ER7206 and OC200 do their jobs separately, so...