OPPOA57 why can t I delete the installation package of the software on my phone?

This is because the installation package that has been set before the phone leaves the factory, along with the system software, requires root to delete the installation package.

2.Open the menu bar of your phone, select Settings, pull down to find the Find Developer option, and select Open.

3.Connect your phone to a computer and get root through Flash Master.

4.After obtaining it successfully, you can freely delete the built-in installation package of the system on your computer or mobile phone.

1.RE mode: RE full name recovery refers to a mode that can modify the data or system inside the Android machine, also known as engineering mode.

In this mode, we can flash in a new Android system, or back up or upgrade an existing one.

Entry method: Press and hold the power off button + volume - button in the shutdown state, and the phone vibrates once and then releases it to enter.

Flashing tutorial. Back up your data before flashing.

The first method.

It can be used by restarting automatically after the update is completed.

The second method: into recovery

In the corresponding firmware package, connect the mobile phone to the computer with a data cable, select 'Storage Device', and put the firmware package with the suffix ozip into the root directory of the mobile phone (the root directory is the top directory stored on the mobile phone);Or directly use the firmware package on the mobile phone, and put the firmware package with the suffix ozip into the root directory of the mobile phone (the root directory is the top directory stored on the mobile phone).

After pasting it in, you are ready to enter recovery mode, and the method of entering recovery mode:

After the phone is turned off, press and hold the power button and the volume button at the same time, and then let go when the phone vibrates, and enter the OPPO recovery mode at the same time.

Click directly on 'Chinese Simplified'

Click on 'Install Upgrade File'

Click on 'Save from phone'

Find the firmware package with the suffix ozip in the root directory and click to upgrade.

During the upgrade, you only need to wait for the upgrade to complete and do not do anything.

After the flashing is completed, click 'Restart' directly to complete the flashing.

Judging from your description, your OPPO phone has installed a software, but it always shows that during the installation process, the icon that the software cannot be installed is deleted and useless.

In this case, there is a problem with the software system, and it is recommended that you restart your phone and reinstall it. If it still doesn't work, it is recommended that you clean up the junk on your phone, clean up the installation package that was previously installed by this software, and then reinstall it.

Answer hello, if the landlord installs a software, it always shows that it is being installed, but it can't be installed, in this case, it may be that some problems were encountered during the installation process, there may be a problem with the software analysis package, it may also be a problem with the system, in this case, it is recommended to restart the phone, and then install it again, to see if it can be solved.

There is also the version of the software, if it is not compatible with the mobile phone system, it may also lead to the failure to install normally. Whether the storage space of the mobile phone is sufficient, this also needs to be checked.

Plenty of storage space for questions.

It always shows what's going on in the security installation.

Shut down and restart, it's still the same, and it can't be installed.

There could be 5 reasons:

1. The unknown ** of the mobile phone is not opened, and the mobile phone settings - security and privacy - turn on the unknown**.

2. The memory of the mobile phone is full, it is recommended to go to Settings - Applications - select a single program to clean up the storage space of the mobile phone in time, such as third-party applications and other cached data.

5. If the mobile phone has been rooted and other permissions to change the stability of the mobile phone system, it is recommended to go to the customer service center to flash the phone to remove the root status of the mobile phone.

3. It is recommended that you go to Settings > Applications (Application Management) > the application list (the system process is displayed in the upper right corner) > the system desktop (coloros desktop) >storage occupancy), clear the data and cache, and restart the phone.

4. Or go to your phone's Settings > app.

Space When Show game icons only in game space is turned on, games that have been stowed into a game space do not display icons on the desktop.

For the version of ColorOS 6, go to Settings > Desktop & Lock Screen Magazine There is a switch to add an app to the home screen, if it is not turned on, it is also not displayed on the desktop.

Due to different models and system versions, the operation path may be slightly different, please refer to the actual operation interface of the mobile phone shall prevail.

This is available for all OPPO models.

2) Or enter the "Software Store" app> is making a slag surface on the ** page, find the ** software, click the "X" delete button on the right side of the software, you can delete the ** software.

2. Delete the software you are installing.

Please press and hold the software icon on the desktop, tap App Details (Information) >Uninstall, and then press and hold the App Store app > App Details (Information) > clear data and cache to completely delete the installed software.