Hello, hope you guys are doing well. i've had received an update few days ago, after that QOS feature isn't functioning properly! while the feature is set for a device, works for all the devices...

@Rakib144 did you upgrade the firmware?

@TP-Link Oldest ones is the first one bedroom-1 Newer ones is the second one TP-Link wrote @WizzieL Hi, Sorry for the mistake. The firmware I have sent is 1.4.1 Build 20200721 Rel. 24433; so you...

Okay, writing the reason for what i'm seeking for such firmware model! I've bought a single unit of deco m4 about 7-8 months ago, out of the box the router didn't support 5ghz band in my region...

Nope you've sent me this one- 1.4.1 Build 20200721 Rel. 24433. After extracting the zip it shows this model. Screenshot has been attached.

You sent me a wrong firmware, could you please recheck the post? This is the version i've wanted 1.4.1 Build 20200714 Rel. 47859 I already have the firmware you sent. Device-Deco M4 (V2) US