Samsung Galaxy Tab E 8.0 US Cellular SM-T377RZKAUSC Guide

To perform a factory reset, go to 'Settings' > 'Backup & reset' > 'Factory data reset' > 'Reset device'. Confirm by selecting 'Erase everything'. Ensure to backup your data before proceeding.
First, ensure the battery is charged. Try holding the Power button for 10-15 seconds. If it still doesn't turn on, try charging with a different charger. As a last resort, perform a hard reset by pressing and holding the Power and Volume Down buttons simultaneously for about 10 seconds.
To extend battery life, reduce screen brightness, turn off unused apps and connectivity features like Bluetooth and Wi-Fi when not in use, and enable power saving mode from 'Settings' > 'Battery'.
Go to 'Settings' > 'Wi-Fi', toggle Wi-Fi to 'On', and select your network from the list. Enter the password if required, and tap 'Connect'.
To update the software, go to 'Settings' > 'About tablet' > 'Software update' > 'Download updates manually'. Follow the prompts to complete the update. Ensure the device is charged and connected to Wi-Fi.
Yes, you can expand the storage by inserting a microSD card into the slot. The tablet supports microSD cards up to 128GB. Insert the card until it clicks into place.
To take a screenshot, press and hold the Power and Home buttons simultaneously until you see the screen flash. The screenshot will be saved in the Gallery.
Try clearing the cache by going to 'Settings' > 'Storage' > 'Cached data' and tap 'Clear'. Also, close unused apps, uninstall unused apps, and restart the tablet to improve performance.
Connect the tablet to the computer using a USB cable. On the tablet, select 'Transfer files' from the USB options. On the computer, open the tablet's storage to drag and drop files.
To enable parental controls, go to 'Google Play Store' > 'Menu' > 'Settings' > 'Parental controls'. Toggle it on and set up a PIN. From there, you can set content restrictions.