Thursday, May 23, 2013

How to: Adb install apk get error, INSTALL_FAILED_ALREADY_EXISTS

If you are a developer, and want test your new build and keeping the old settings of your app.here is the quick answer.

TRY install the new apk, you will get [INSTALL_FAILED_ALREADY_EXISTS] failure.

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here is the trick, add the –r, will keep the old setting while applying the new app.
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