Hot answers tagged settings
2
As I wrote in my comment, there are some special characters needing extra care when working at the shell prompt (or in shell scripts). One of them is the $ sign, which usually indicates a variable. If that should be taken literally, you need to escape it (or enclose the entire string by single quotes). Similar rules for quotation marks.
How your command ...
1
Escape the $ in the sub-class name and it should work:
shell@android:/ # am start -S com.android.settings/.Settings\$PowerUsageSummaryActivity
Starting: Intent { cmp=com.android.settings/.Settings$PowerUsageSummaryActivity }
shell@android:/ #
Another option is to instead send the intent that the Power Usage screen listens for:
shell@android:/ # am start ...
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Some other people have had a similar problem:
http://androidforums.com/samsung-galaxy-s3/615395-wifi-keeps-auto-connecting.html
It is possible that your phone connected to it because it is an open network, which means that no password is required to connect. You can disable this feature by going to:
Settings --> Wireless & Network settings --> Wifi ...
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