When my Huawei Honor 4c system is upgraded, it always shows that your system has been modified

The premise of SD card upgrade: the SD card capacity should be more than 4G, so as not to upgrade the package; The battery is greater than 30% during the upgrade.

3.Return to the home screen, tap "Settings > System Update", and on the upgrade screen, tap "Menu > Local Upgrade", and follow the on-screen prompts to complete the upgrade.

Please confirm the phone upgrade method first

1. If the battery is sufficient, please confirm whether the memory storage space of your phone or tablet is sufficient.

If you have enough, please make sure that you have installed a microSD card when you upgrade.

Not installed: SD card, please confirm whether the phone or tablet is rooted.

Installation: It may be due to the incompatibility of the phone with some brands or formats of microSD cards, you can uninstall the microSD card and try again.

If it is insufficient, please clear the memory storage space or insert the microSD before upgrading.

2. If the battery is less than 20%, it will not be upgraded, please charge it in time to ensure that the power is sufficient and try again.

MicroSD Upgrade:

For security reasons, starting from EMUI, Huawei phones or tablets will no longer release the complete upgrade package on the EMUI official website, and they cannot use the microSD upgrade themselves. )

1. Make sure that the name of the upgrade package is , and put it in the dload folder in the root directory of the microsd card.

1. Please confirm whether the phone has been rooted or swiped the unofficial version.

Solution: If the phone or tablet may be temporarily unstable and the problem persists after a period of observation, contact a Huawei authorized repair network for testing. You can apply for the repair service through the official website, mobile phone service or member service app, ** and other channels; Alternatively, you can also make an appointment for testing at a repair outlet through the above channels.

If the problem is not resolved, contact a Huawei authorized repair network for testing. You can apply for the repair service through the official website, mobile phone service or member service app, ** and other channels; Alternatively, you can also make an appointment for testing at a repair outlet through the above channels.

After rooting to back up your data, send it to a Huawei authorized repair network to upgrade it with professional tools.

2. If not, please put the upgrade package into the dload folder under the microsd card and try.

2. Two ways:

1) When the phone is turned on, go to the phone settings - storage - menu to the bottom, and click to restore factory settings.

2) Turn off the phone completely, then press and hold the "Volume Down Button" + "Power Button" at the same time until the Hboot interface appears on the phone, then release your finger to make a noise, press the Factory Reset item in the volume selection page, and press the power button to clear all data and restore factory settings after selection.

3. After restarting the phone, the spine is bent, and the phone will be restored to the factory settings.

Hope this helps you!

It may be that the battery of the mobile phone is insufficient, and the battery must be guaranteed to be above 20%, otherwise it cannot be upgraded. It may also be that the memory storage space is insufficient, so it is recommended to clear the memory space or install an SD card before upgrading.

If you have an SD card installed, your phone may not be compatible with some brands or formats of SD cards, you can uninstall the SD card and try again.

In addition, if you have been rooted, you may have uninstalled the preset applications or changed the system files, it is recommended to force the upgrade through eRecovery or HiSuite. If you don't have root, back up your data and take the purchase invoice to Huawei's after-sales service point for maintenance.

Hello, please confirm whether the phone is rooted and uninstall the pre-made apps of the system. If so, it is recommended that you send it to the repair outlet (a fee may be charged), or you can upgrade the SD card on the official website **SD upgrade package (but there may be a certain risk of not turning on, please choose carefully).

2. The battery of the mobile phone is more than 20%, and the battery is less than 20% and cannot be upgraded.

3. If the storage space of the mobile phone memory or SD card is insufficient, it is recommended to clear the mobile phone memory or SD card.

4. If it is cross-platform (e.g., EMUI upgrade to EMUI upgrade), the memory space required is very large, and you need to ensure that the memory card memory of the mobile phone is sufficient, and reserve more than 4G space.

5. Do not interrupt artificially during the upgrade process, such as pressing and holding the power button for more than 10 seconds.

1. After confirming whether the phone is rooted, uninstall the pre-made apps or change the system files. If so, please upgrade the version through an SD card.

2. Confirm whether the phone memory or SD card space is insufficient, if so, please clear the phone memory or SD card before upgrading.

3. Confirm whether the SD card is installed when the phone is upgraded. If so, it may be due to the incompatibility of some brands or formats of SD cards, you can unmount the SD card and try again.

4. Confirm whether the power of the mobile phone reaches 20%, if not, please charge it in time to ensure that the power is sufficient.