@Francesco81 Hi， Except for the high CPU usage, Did you have any specific issue when the CPU reached 100%, like unstable connection, slow speed, or ping spike? By the way, Did you roll back to the...

@Charlie75 Hi, I would be glad to follow up on your case by email. And have you tried the beta firmware to see whether it helped or not? Thank you.

@Kostispan Hi, please let me know as well. Currently, rebooting and using the network optimization would help adjust the wireless channel of Deco; In case the issue is still here, I would like to...

@Sailor Hi, please try the following suggestion to have a look: 1. for the last E4, Please do not connect it to the powerline adapters at first and leave it wirelessly connected to other Deco units;...

@FFDeco Great and Thank you very much.

@apacheuk Hi, if all your devices supported 5ghz, leave the 5ghz would be best; If not, you could try to name the same SSID and password for both 2.4ghz and 5ghz; Thank you very much.