(1) Error parsing package.
Usually there is a problem when downloading, which leads to the damage of apk file. Just download it again.
(2) No application is installed
Usually, the downloaded installation package is wrong or the signature of the installation package is wrong, and the uninstall is incomplete. The old and new versions are installed in the rom and sd card of the mobile phone respectively. Uninstall the browser, and then download and install the installation package.
(3) No application is installed
When this happens, it will not be copied to the installation directory normally. Please change the path or replace the SD card and reinstall.