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2

You can download and flash a factory image from here: https://developers.google.com/android/nexus/images#razorktu84p it also includes instructions at the top on how to do it. This will restore it completely to stock.


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You need to enable USB debugging on your phone. You should get prompted to accept an RSA key, which will mean that your computer is authorised. Also keep in mind that any coding questions belong on StackOverflow.


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This answer on stack overflow suggests that it could be a permissions issue, the user that is attempting to start the adb server cannot access the file. Could you try moving the sdk to a folder that is not within your users area and see if you can start it then?


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I didn't test that, but you didn't quote the command – so su -c just got the command pm to execute, while everything behind that got passed as additional parameters to adb shell. And shell doesn't know anything about "disable". adb shell su -c "pm disable com.google.android.gsf/.update.SystemUpdateService$Receiver" should fix that – and pass the complete ...


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From the sources, it looks like it's printing out the contents of the SignalStrength object: private SignalStrength mSignalStrength = new SignalStrength(); ... pw.println("last known state:"); ... pw.println(" mSignalStrength=" + mSignalStrength); ... This object is described in detail on the Android Developers ...


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You can find the code that produces this output in SignalStrength.java in the Android framework. Even if you don't know Java, it's pretty easy to see which raw value is which. If there are any values you don't understand (the names are pretty concise and only make sense if you're familiar with phone standards), you can read the inline documentation ...


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This will work on a linux: adb shell dd if=/dev/block/mmcblk0p7|sed 's/\r$//' > backup.bin In MacOS it can be made to work as well, you just need to do it with Perl: adb shell dd if=/dev/block/mmcblk0p7|perl -pe 's/\x0D\x0A/\x0A/g' > backup.bin



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