There may be a variety of reasons why Meizu 17's WiFi is often disconnected, including phone Settings, network environment, hardware problems, and so on. Here are some possible solutions:
Check the phone Settings: Ensure that WiFi sleep is not set on the phone. If it is set, go to the phone Settings → WLAN → (left menu key) → Advanced Settings screen and change the WLAN sleep policy to Never sleep.
Clear WLAN data cache: If the phone automatically disconnects after connecting to WiFi, it may be caused by excessive cache. You can go to the phone Settings -- Applications and permissions -- Application management -- more -- show the system process -- find the WLAN-- click Storage, select Clear data and cache, and then reconnect to WiFi try.
Upgrade the system version: If the phone system is not the latest version, there may be some vulnerabilities or bugs that cause WiFi instability. You can go to Settings - System upgrade, check whether the phone is the latest version, if not, you can upgrade to the latest system and try again.
Check the network environment: If you are using public WiFi, the network may be disconnected due to network instability. Try connecting to another WiFi network or using a mobile data network for comparison.
Replace the router: If none of the above methods can solve the problem, there may be a problem with the router. You can try to replace the router to test.
If the above methods can not solve the problem, it is recommended to send the mobile phone to a nearby after-sales service point for maintenance.
Maybe your route is on 2.4G and 5G at the same time, just turn one off