Restore using recovery mode. If you've never synced with iTunes or set up Find My iPhone in iCloud, you'll need to use recovery mode to restore your device. This will erase the device and its passcode. 1  Connect your iOS device to your computer and open iTunes.
So if you have a .deb file: 1  You can install it using sudo dpkg -i /path/to/deb/file followed by sudo apt-get install -f. 2  You can install it using apt-get install package_name. 3  Install gdebi and open your .deb file using it (Right-click -> Open with).
To install InfoPath 2013: 1  Download the file by clicking Download and saving the file to your hard disk. 2  Double-click the InfoPath.exe file on your hard disk to start the Setup program.  Follow the instructions on the screen to complete the installation.