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OTA updates that come directly from Google (such as Nexus devices) are rolled out in waves. An excerpt from Dan Morill's comment states that, specifically: Rollouts are conducted in phases. Typically they start at 1% of devices for around 24 - 48 hours; we watch the return rates and resulting device checkins and error reports (if any), and make sure ...


3

You can either upgrade to L via TWRP itself (some reported having trouble with TWRP 2.8 and suggested trying 2.7) or revert from TWRP back to stock recovery if you want to go the OTA way (I guess that's what you're trying to do, you're not clear on that in your question). Also instead of TWRP you can try ClockworkMod recovery. edit: typo


1

No, It is not possible on unrooted devices and yes, it can be done on rooted devices. In a rooted device, Add a permission to Android : android.permission.WRITE_SECURE_SETTINGS. Then, system call the set function of the BATTERY_STATUS_CHARGING from the BatteryManager with a 0 value. To automate this function, use a third-party application like Tasker to ...


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Just had the same issue. Go to Settings > Security > Install from storage. Locate your certificate file and install it.


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These can be a little tricky to troubleshoot without a LOT more information and a ton of back and forth. My best suggestion to do an end-run around all of that would be for you to download WugFresh's Nexus Root Toolkit. Now don't worry if you're not interested in rooting, as that's not why I'm suggesting it. I've just found that its "Full Driver ...


1

I use the Nexus Root Toolkit for Windows by wugfresh, it will allow you to unroot and revert to stock with a button click. It also includes full instructions on any setup you need to do prior. You can find it here: http://www.wugfresh.com/nrt/. It will also allow you to choose TWRP or ClockworkMod if you wish and can help you install new ROMs too.


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I set up auto fstrim with Device Control [root] and after a few weeks have not seen the same degradation I was seeing before. I am running CM12 lollipop nightlies. You can set it up in Extras >Filesystem :


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Had similar problem with Google Nexus7 (2012). To solve it I passed next steps: Uninstalled incorrect Nexus USB drivers. 1) Previously, I installed windows default MTP driver to have ability to connect the device. It was a bad solution, because it made a problem for me to install new drivers. Each time I tried to install latest_usb_driver_windows.zip from ...



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