Lenovo A780 when installing the software how to show that the application is not installed

1. Use a data cable to connect the computer and the mobile phone, and run the 91 mobile phone assistant, click the **Entertainment tab at the top of the interface, and select Theme Management to enter the theme management interface.

2. If the phone has not yet installed Panda Desktop, it will be prompted to install first, click the Install Panda Desktop button, and 91 Mobile Assistant will automatically install Panda Desktop. After the installation is complete, you will enter the theme management page.

3. Browse and select your favorite theme, and click to enter the details. Click the preview button to preview in the preview interface on the left, if you confirm**then click the **button** directly, 91 mobile assistant will automatically complete** and install, and finally click the enable theme in the lower left corner to use the theme immediately.

We apologize for the inconvenience.

2.Please try to install other software, if other software can be installed and updated normally, it should be that this software is not compatible with the matching device system, it is recommended that you change the software version or install other software of the same type;

3.If the above operations do not improve, it is recommended that you back up the fuselage data for factory reset.

Lenovo authorized after-sales site inquiry.

Change the default installation location to the device's internal storage.

There is a problem with the mobile phone system!

1. Restore the factory, not the next step.

2. Flashing. The system is to blame!

The icon should be colored! As soon as you open it, it shows that the program is not installed! My phone sometimes ships the same thing, you can restart your phone or install the program into your phone's memory. It is also possible to format the memory card and reinstall it.

We apologize for any inconvenience this may cause.

2.Please try to install other software, if other software can be installed and updated normally, it should be that this software is not compatible with the matching device system, it is recommended that you change the software version or install other software of the same type;

3.Lenovo A788T supports storage space switching, please switch to other memory cards in Settings - Storage, if it can be successfully improved, it is recommended that you format the original storage space data backup;

4.If the above operations still cannot be improved, it is recommended that you back up the fuselage data for factory reset.

Lenovo authorized repair site inquiry.

The business hours of the maintenance site are usually from Monday to Sunday 9:00-18:00, except holidays, the stations will be slightly adjusted according to their own operations.

You are welcome to contact us at any time or visit Lenovo Lewen (for consultation.

Try it out with factory settings. Reinstall the software. If it doesn't work, flash it and try it.

What kind of software do you have installed?

If it is a system, of course the software is not installed.

Then you see if the software is sliced into pieces. apk+.ODEX format, which means that you can't install it, you need to merge the two files to install it.

You just shut it down and reboot it.

2. If there is a crash or other situation when installing the program to the SD card before, the later installer will prompt "the application is not installed", so that the installer fails.

Try: Connect to the computer in storage mode and find the SD card directory. Android Secure folder,There should be one in it,It could also be another name,In short, it's obviously different from the normal program naming format of the file,Delete,Install the software again,See if it's good。

3. Open the Settings-Management application to view the programs on the SD card, some programs do not have color icons, it may be that these software without icons are doing tricks, these software without icons are some of the previous software data that has not been installed correctly or uninstalled incompletely, if you install it again, it will report an error.

Try it: Uninstall them with the software management that comes with your system, and you won't go wrong when you install the software again.

4. Some of them cannot be overwritten because the software signature has been changed.

Try it: Just delete and reinstall the new version.

5. It may be caused by an abnormality in the system.

Try: Back up the data by yourself and restore the factory settings of the phone (Main Menu - Settings - Privacy - Factory Reset, it is recommended to tick "Backup data before reset".) See if you can fix it.

6. If it doesn't work after trying, it is recommended that you take the time to bring the warranty card or invoice to contact the local maintenance site to reinstall the system to improve. Inquire about authorized maintenance sites on the official website.

Hehe,I've met an acquaintance again.,I'm also this machine.,I haven't encountered the thing you said.,But at first glance, it's a lack of relevant permissions.,Email me.,Send you a flashing tool.,By the way, send you a root.

Please open Settings - Apps and tick the Unknown ** option on it.