Insert the USB drive into the TV's USB port. Press and hold the physical Power Button on the TV frame (not the remote), and plug the power cord back into the wall.
Turn off auto-updates in the Google Play Store or local app market. Modern app updates require too much processing overhead. Cvte Msd338 512m Update
The CVTE MSD338 512M update brings several enhancements and fixes to the SoC. Some of the key changes include: Insert the USB drive into the TV's USB port