The real tempered glass screen for your mobile phone screen. This screen glass not only provides safety to your mobile phone screen but gives an additional feature to create short cuts on your mobile phone home screen. To use this feature you need to download software as per instructions mentioned in the pack of glass. Once you install screen glass on screen, scan barcode from inside packing cover and install software. After installation of software you need to insert one password to use this feature. The password is also mentioned in the packing. This password can be used only one time. So do not remore your glass once you paste this on your phone screen and use the password. Before using this password you can remove your glass screen any number of times but once the installation is complete, you can not use this glass screen password again.