Cause: 1. The installation may fail due to insufficient storage space; 2. The power may be insufficient, which may lead to the failure of installation; 3. The downloaded third-party application may not be compatible with the mobile phone, so it cannot be successfully installed; 4. Applications that may be installed are not in APK format, and Android phones only support third-party applications in APK format; 5. The application may not be downloaded from the Huawei application market, and the mobile phone has not been set to allow the download of applications from unknown sources. It needs to be set to allow in the mobile phone to install normally; 6. The mobile phone has installed a third-party eye protection software, which will prevent the installation of applications; 7. During the download process, the installation package may be damaged or incomplete due to unstable network connection; 8. If the application is already installed in the phone, the installation may fail; 9. If the application is installed on the microSD card, please check whether the microSD card is recognized or damaged by the phone. Solution: 1. Please try to delete files not used in your phone or uninstall some applications to ensure sufficient installation space. 2. Please ensure that the phone is fully charged before attempting to install it. 3. Please use Huawei Application Market to download other similar applications. 4. Please try to download the application in APK format through the official website. 5. The mobile phone is not set to allow unknown source applications to be downloaded as allowed, EMUI 5.0: Set advanced settings, security unknown source application download, and turn on the switch. EMUI 5.1/8. X: Set security and privacy More security settings Download applications from unknown sources, just turn on the switch. 6. You can uninstall or forcibly stop the third-party eye protection software, EMUI 5.0/5.1: Set up application management (third-party eye protection software) and select "Uninstall" or "Force Stop". EMUI 8. X: Set application and notification application management (third-party eye protection software), and select "Uninstall" or "Force Stop". 7. Please delete the installation package and try to download it again. 8. Please uninstall and try to download and install again. 9. If it is not recognized, please reinstall the microSD card and restart the phone;If damaged, replace the microSD card.
The downloaded software cannot be installed, which may be caused by insufficient space and residual software. The solution can thoroughly clean up the space of Huawei's tablet, download and install it again.
Huawei's tablet applications cannot be installed. The following methods can be used for troubleshooting: 1. Check whether the storage space is sufficient.Please enter the setting storage to check whether the internal remaining storage space is larger than the memory required for downloading the application. If you are prompted that the storage memory is insufficient during the installation process, you can try to clean the application, release the storage memory required for downloading the application, and then reinstall it. 2. Turn on the unknown source application download switch.If the application is not downloaded from the application market (such as QQ browser, Baidu, Chrome browser), please do the following: Before EMUI 8. X: enter settings, search for unknown source applications to download, and turn on this switch. EMUI 9. X&EMUI 10. X&EMUI 11. X&Magic UI 2. X/3. X/4.0: enter the settings, search for external source applications to download, turn on this switch, find the corresponding browser in the installation of external source applications, and turn on the switch to install other applications in the application. 3. Restart the tablet.Switching to other interfaces during the installation of applications downloaded from non application markets will cause the installation to stop. It is recommended to restart the tablet to release the occupied space, and try to avoid exiting the installation interface halfway. 4. The device manager will close the activated application.If you are prompted "The security policy prohibits you from installing apps from this installation source", please open the settings, search the device manager, and close the activated apps. 5. Download the installation package from the official channel.If there are pop-up prompts such as "installation resolution failure, no signature, abnormal signature, inconsistent signature, and attempt to modify system files" during installation, it is recommended to obtain a reliable installation package from official channels. 6. Check whether the third-party housekeeper software is installed.Please check whether the third-party housekeeper software (such as 360/Tencent housekeeper) is installed. If so, you can try to uninstall the software and try again to avoid conflicts caused by multiple housekeeper applications running at the same time. 7. Delete the "Application Market" data.If the application market cannot be installed after downloading, it is recommended to delete the data of the application market and try to re install it. Operation path: enter the settings, search the application management, find the application market, and click Save to delete the data. If the above methods fail to solve the problem, please back up the data in advance (WeChat/QQ and other applications need to be backed up separately), and take the purchase voucher to Huawei customer service center for detection and processing.
If the specific software cannot be installed, it may be a compatibility problem. Confirm that the operating system of the tablet supports the running environment of the software.If it still doesn't work, you may need to contact Huawei customer service for professional help
There is an error in the system version or app store cache. Try to clear the app store cache, or update to the latest system version to see if it can solve the problem
It may be a network problem. Try switching to Wi Fi or mobile data, and then try again.Sometimes the network instability during the download process will lead to installation failure
