Hard Reset / Format Samsung Galaxy Tab 7.0 Plus P6200 recovery mode
У вашего броузера проблема в совместимости с HTML5
Getting your p6200 into android recovery mode for wipe data and cache.
Step 1: Power off device completely
Step 2: Press and Hold "power" + "Vol up" for 5 sec
Step 3: Notice it flash boot screen twice
Step 4: Enter recovery menu use vol up and down to navigate
Step 5: Press power button for confirmation
Step 6: Wipe data and clear cache