?
there are many ways.
one of them is
Install or uninstall Android apps
We bring the full mobile experience of your favorite Yahoo products to your phone or tablet!
If you're new to Yahoo, take a tour of our apps at the Yahoo for Mobile homepage.
Install Android apps
Open the Google Play Store app Google Play Store app icon.
Tap Apps.
Tap the Search icon Magnifying glass icon.
In the search field, enter the app name (or Yahoo to browse our apps).
Tap the app you want to install.
Tap Install.
- The "App permissions" dialog box displays.
Tap Accept to download the app.
Uninstall Android apps
Go to your device's Home screen.
Press your device's Menu button | select Settings.
Under "Device," tap Application Manager.
Find the app you want to uninstall, then tap the app icon.
Tap Uninstall.
Tap OK to uninstall the app.
Don't see the app in the "Downloaded" section? Try looking under "All" instead. Just swipe left on the screen to see every app installed on your device.
i hope this will help u.
if not check the sites mentioned below
https://help.yahoo.com/kb/...app-for.../learn-manage-folders-sln15496.ht...
help.yahoo.com › My Yahoo Help