This is the standard way to restore factory defaults if you can access the TV menus.
If your TV is frozen or the remote is lost, use the physical button on the back of the unit. Locate the Button How to Hard Reset HISENSE H43A6500
Once completed, the TV will restart and present the initial setup wizard. This is the standard way to restore factory
The Hisense H43A6500 is a solid performer in the mid-range 4K market, known for its smart VIDAA operating system and crisp picture quality. However, like all Smart TVs, it can suffer from software bloat, app crashes, or freezes over time. A "Soft Reset" (simply turning it off and on) often fixes minor bugs, but a "Hard Reset" (Factory Data Reset) is the nuclear option that restores the TV to its out-of-the-box state. The Hisense H43A6500 is a solid performer in
“It’s not dead. It’s just forgotten how to wake up. Remind it.”
“For HISENSE H43A6500, soft reset doesn’t work if firmware crashes. You need the hard reset. But it’s not in any menu because the menu doesn’t exist right now. Do this:”