Restart Device: Press power button, select “Restart” (or power off, wait 10 seconds, turn on). Reopen TAK. Check Display Settings: Go to Settings > Display, ensure brightness isn’t at minimum. Adjust to 50%. Reinstall TAK: Go to Settings > Apps > TAK > Uninstall. Visit TAK.gov, download latest, install. (If Air Force, use Watch Tower application to reinstall) Update Graphics Drivers: For Windows: Visit device manufacturer site, download latest GPU drivers. Install, restart PC, reopen WinTAK.