@Nightvave The lower bandwidth could be due to a strong wireless interference around you. Try scanning the 2.4GHz band with an app like 'inSSIDer' or 'Wi-Fi Analyzer' to check that. Then set the...

@Philosopher No, you can't do that with Deco S4. You need a business grade router to have this feature available - check these models.

@Yaroslav79 In this case it's better to wait for an updated version - hopefully there will be such soon enough. However, I am not sure if this has been fixed in the latest C64 FW release...

@Yaroslav79 That's correct - it's not recommended to use a FW release from another region. Which version do you have - you can check that on the bottom sticker of the C64. Usually if the FW region is...

@Yaroslav79 Try the latest FW release for C64 - here. (Archer C64(EU)_V1_1.11.30 Build 220624)

@GeorKhawam QoS feature is not an equivalent of Bandwidth Control. Here's the QoS configuration guide for C58HP, where you can see more details. Note that C58HP supports only QoS feature.