What if the number of signatures is insufficient when downloading software from vivo?

In this case, you can uninstall and reinstall the application, and clear the cache and data.

1. uninstall and reinstall the application: find the application on the device, uninstall it, and download it again from a reliable source in the application store of vivo. Ensure that there are no duplicate applications on the device, and remove existing residual files and data.

2. Empty the cache and data: in the device settings, find the cache and data of the application and empty it. Ensure that the application does not retain any previously installed data to avoid the problem of insufficient signature.

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