Connect to internet ME-7D-8GB

If your device did not come with a charger in the package, go to a local electronics store and you should find chargers there! If not, look here.

RadioShack

call company

Check your warranty paperwork. The information should be there.

try holding the button for 6-8 seconds

did you try the recovery mode?
Visual Land Prestige Pro 7D Recovery Mode

You can't you will need to save the bookmark in the browser.

Hold down power button until shuts off. If freezing continues then has a virus. Go to app store and download avast and do a full system scan. If can't do that then do a factory reset. Back up everything on computer first. Hold down home button, power button and volume down at the same time when powered off. After boot screen release only the power button. When a screen loads use volume keys to navigate to factory restore and press power button then wait till done. If volume down doesn't work then use volume up instead.

http://www.target.com/p/visual-land-prestige-pro-7d-dual-core-8gb-google-play-android-4-1-tablet-bundled-with-protective-case/-/A-14658390
Try this link to download the user manual to this Tab. It has all details.
Gopakumar Gopalan Google

Visual Land Prestige Pro 7D Recovery Mode

Try restarting the tablet with a hard restart.