What is the reason why the mobile phone is connected to wifi but still has slow Internet access?

If you use a vivo mobile phone, the connected wifi Internet access speed is slow and the troubleshooting method is as follows:

1. Reset WLAN or clear WLAN data cache, and then reconnect to WiFi.

Android 11 and above: It is recommended that you go to your phone settings - system management - backup and reset - reset network settings - click Reset settings;

Android 11 and below: Go to Settings - Apps & Permissions - App Management - Top Right Corner ".Show System Processes --WLAN--Storage, select Clear Data and Cache;

For some models, go to phone settings - more settings - application management - ("More" in the upper right corner and select "Show system processes") - find WLAN - click on storage, select Clear data and cache);

2. Check or reset the settings of the wireless router, try wired broadband or replace a new wireless router (at the same time, the network speed of wifi is related to the distance from the router, the bandwidth of the broadband and the number of people connected);

3. Go to Settings - System Upgrade to detect whether the phone is the latest version, if not, you can upgrade to the latest system and then try to connect; The iQOO (Monster) UI system needs to go to Settings - My Devices - iQOO (Monster) UI version to view.

4. Reset all settings and see;

OriginOS FunTouch OS UI and above: Go to Settings - System Administration - Backup & Reset - Restore All Settings;

FunTouch OS is as follows: Enter Settings -- More Settings -- Backup & Reset Factory Settings -- Restore All Settings, Restoring All Settings will cause the logged in third-party software to need to log in again, but it will not clear the **, ** and other files in the phone storage, please confirm that it does not affect the use of some third-party software before restoring all settings. To avoid data loss due to abnormal operation, it is recommended that you back up the important data of your mobile phone first.

Note: If WiFi and Bluetooth are used at the same time, the WiFi network speed will be slow.

WiFi: Bluetooth and wifi signals work in both frequency bands, and there will be interference between the open signals at the same time, which may cause difficulties in device pairing, intermittent interruption of wifi, network restrictions, and intermittent Bluetooth audio. It is recommended to give preference to the use of WiFi in the 5GHz band to reduce interference.

Non-wifi:

Go to the router settings page, try to change the wifi channel in the router settings (select the maximum value), and observe the use.

If the above methods are not improved, you can enter the vivo official website vivo**app--my-**customer service-manual customer service for detailed consultation or go to the service center for testing and processing, pay attention to WeChat***"vivo" or "vivo customer service" to inquire about the service center address**, it is recommended to contact before going to ensure that there is a staff reception before going over, so as to avoid delaying precious time and running in vain.

It is recommended to check the coverage and strength of the wifi signal, generally the wireless signal is unstable or the signal is weak, it will automatically switch to the mobile phone 4G network. You can try disconnecting the Wi-Fi and then reconnecting it.