80 inch touch screen 4k.6) A large number of temporary files are generated on the hard disk. If you frequently break points or shut down without exiting Windows, you will soon cause hard disk errors. Therefore, you need to run ScanDisk regularly to scan for hard disk errors. It is best to set up a secret way to quit the application and shut down the power in the application. For example, click the corners in the prescribed order.

80 inch touch screen 4k.6) A large number of temporary files are generated on the hard disk. If you frequently break points or shut down without exiting Windows, you will soon cause hard disk errors. Therefore, you need to run ScanDisk regularly to scan for hard disk errors. It is best to set up a secret way to quit the application and shut down the power in the application. For example, click the corners in the prescribed order. IQTouch K interactive touch screen feature 20-point touch and dual system -- Android 8.0 system and optional OPS Windows 10Pro system. Its 4K UHD resolution facilitates presentations and collaboration. With optional multi-screen casting software, IQClass 6.0 and installation-free IQClass Plus software, IQTouch K Series can help create an interactive and collaborative teaching atmosphere in class.