@Tatsumi Hi, welcome to our community. May I confirm the model and OS of your iOS devices? Which Deco and wireless band are your iOS devices connected? You may check on Deco app. Here are some...

@Luke123445 Hi, thanks for posting question here. Could you share details about the problem? 1. How did you test? If on PC, What is the model and OS? 2.Please share the screenshots of the related...

@Rivo Hi, thanks for posting question here. Here are some suggestions for your reference: 1. Update Deco app to latest from Google Play or Apple Store. 2. Check and update to latest firmware(1.2.2)...

@Wupperhippo Hi, welcome to our community. Deco M4 does not support VPN function. That is why you cannot find the related settings on the Deco APP. If the VPN function is needed, you can consider on...

@yenshirou Hi, welcome to our community. Deco app is necessary to set up and manager the Deco network. So when you log into the web UI, TP-Link ID and password is also necessary, which are the same...

@Don87 Hi, welcome to our community. May I confirm some information to understand your situation better? At the same time, please refer to the suggestions below and share detailed results if you need...