Fast Desktop Extender

Designed for dual monitors, Fast Desktop Extender is a tiny and portable application that permits you to seamlessly extend your desktop to the second monitor as well as revert settings with one click.
Plus, it lets you set up a custom configuration for the screen's resolution. The app can be handled by all types of users, even those less experienced with such software.

No installation required

As setup is not prerequisite, you can drop the executable file anywhere on the HDD and simply click it to launch Fast Desktop Extender. Otherwise, you can save it to a USB flash drive to directly run it on any computer with minimum effort. Plus, unlike most installers, it doesn't modify Windows registry settings.

Enable extended desktop and change screen resolution settings

The GUI is made from a small window that shows all options available, enabling you to quickly configure settings and commit changes with one click.
Default configurations are listed for the first and second monitor, and you can alter them when it comes to the screen's width, height, bits per pixel, and frequency.
The two monitor profiles can be swapped. Once you click the Ok button, the new resolution is immediately applied to the screen.

Evaluation and conclusion

Unsurprisingly, the utility left a small footprint on system resources, thanks to the fact that it needed low CPU and RAM to function normally. No error dialogs popped up and it didn't hang or crash.
Thanks to its straightforward interface and options, Fast Desktop Extender comes in handy to all users who want to swiftly extend their desktop to two monitors, as well as change the screen resolution configuration.