My Ipad Pro Wont Charge To 100. When you overcharge your iPhone or iPad it may generate a lot of heat which is also detrimental to battery health. Handle your iPad with care to maintain its appearance.
In a story by Ina Fried at AllThingsD Apple VP Michael Tchao explained that while the iPad--and iPhone and iPod Touchdisplay as 100 charged before the device is actually 100 charged its. If your iPad has a Home button. I see this on my iPad Pro 129 gen 1 from 2015.
To clean iPad unplug all cables and turn off iPad press and hold the SleepWake button and then slide the onscreen slider.
Your over charging the battery that is why its not charging to 100. To turn on Auto-Lock go to Settings - Display Brightness - Auto-Lock. See if that fixes your problem. Look for markings on the charger that read 10w 12w or 24w These have enough juice to power up an iPad quickly.