Operation System

Warmly Tips: Wipe data will delete data on your vivo phone. If possible, please back up your important data before performing it.

For the Fullview Display vivo phones:

a. Power off your phone, then press and hold Power button and Volume up button simultaneously until Vivo logo appears to enter Fastboot mode. Select Recovery mode by pressing Volume down button and enter it by pressing Power button;

b. Touch Wipe data>Wipe data>Wipe data. Then select Reboot system to reboot your phone.

For the phones with the 16:9 display screen vivo phone:

a. Power off your phone, then press and hold Power button and Volume up button simultaneously until Vivo logo appears to enter Recovery mode;

b. Touch Wipe data>Wipe data>Wipe data. Then select Reboot system to reboot your phone(For Funtouch OS 2.0 and lower version, select Recovery mode by pressing Volume down button, enter it by pressing Power button. Then select wipe data/factory reset>wipe data>wipe data, and then select reboot system now to reboot your phone).

Please be assured that it won`t cause any damages on your phone. However, it will clear the system data such as all third-party apps, contacts on your phone. We suggest you back up your important data in vivo phone before performing it.

Please input *#*#001#*#* on the dial pad in your vivo phone, then check the number of is_root, if the number is 1, it means your phone is rooted.

You can go to Settings>More settings>Backup & Reset to perform Restore(Reset) all settings.

Warmly Tips: Restore(Reset) all settings will restore default system settings and clear the system settings data such as Wi-Fi passwords, the paired Bluetooth devices information. However, it won`t delete app data and the files saved in your phone.

You can press and hold Power button and Volume down button simultaneously to forcibly reboot your vivo smartphone.

For the phones with the 16:9 display screen, you can press and hold Power button for 30s to forcibly reboot your phone.

You can download & install AnTuTu Benchmark from Play Store to check if the system of your phone is 64-bit or 32-bit.

You can type *#*#7777#*#* on the dial pad to enter the Developer options interface. Then you will find Running services(Running), click it to check the RAM usage details.

For some phones, you can also go to Settings>RAM & storage space or Settings>More settings>Applications>Running to find the RAM usage details.

Please don’t worry, it is normal. There are two mainly reasons below:

1. Operation System, some built-in and autostart apps will occupy some of the RAM;

2. System will reserve some RAM to make sure your phone can run smoothly.

If you still worry about it, you can compare to other brand phones.

Considering the phone safety, Engine mode is not open to the public. If you enter Engine mode accidentally, please don`t perform any operations. Vivo will not be responsible for any damage caused or changes that happen during or after the operations on this interface.

You can long press the “工程模式” icon to make it disappear automatically.
Warmly Tips: If you enter Factory test interface unconsciously, please don`t perform any operations. Vivo will not be responsible for any damage caused or changes that happen during or after the operations on this interface.

We do not encourage our users to root vivo phones based on the following reasons:

1. After the phone is rooted, it is easy to mistakenly modify or delete system files, which may cause problems such as crash, reboot.

2. Some illegal programs may gain important information in your phone and reveal your privacy without your knowledge;

3. The rooted phone cannot install system updates. Forced installation of updates may result in the phone not booting normally;

4. The rooted phone violates our warranty policy and cannot enjoy our warranty service.

Warmly Tips: There is no method to root Vivo phone.

The number of is_root won`t be changed even though it is recovered by flashing the firmware. Please don`t worry, our engineers at service center can help you change it.

There are two methods that can help you recover your vivo phone:

1. Flash the firmware for your phone to recover the system;

2. Visit our service center near you, our engineers will help you with it.

If your vivo phone is rooted, it cannot install the system update normally. But don`t worry, you can recover your phone by flashing the firmware. Then you can install the system update normally.

Currently, there is no this option in Settings>(Dual SIM cards and )Mobile network>Network Mode. But don`t be upset, you can set 4G (preferred)/3G/2G. When 4G or 5G network is covered where you live, 4G or 5G network is preferentially used.

Please be assured, our default apps don’t have ads. Some third-party apps may cause this problem. You can uninstall the apps which might cause it. And you can also try to enter Settings>More settings>Backup & Reset>Erase all data(You will lost all the data on your phone, please back up all you data before the operation).

Glad to tell you that our engineers at Vivo service center can help you change it.

Warmly Tips: It can only be changed at service center.

Please don`t worry, it can be solved at our service center. You can make a phone call before you leave out to manage your time.

In order to make sure the system run smoothly and stably, some RAM is reserved for the system and it is not recorded in Running interface. That is why the total amount of the RAM the apps use is less than the Used RAM. Please don`t worry, you can be assured to use your phone.