There is no operating system that supports 'all' applications. However, Windows (not including Windows Vista) seems to be the most compatible with most applications, and Mac OS X seems the least compatible because software must be specifically made for Mac, and even some software does not have Mac capabilities.
ms windows
Linux is the best operating system in the world, Linux is Open Source, Secure, Stable, License Free and also multi platform supported OS and shipped with thousands of FREE applications.
One of the best phones from Verizon is the Droid X. It runs the Android Operating System and has access to many applications.
online operating system is best.
It doesn't matter; you just need at least 2 GB of RAM and no annoying background applications. Usually, nowadays, Windows 7 is a good system if you want RAM.
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The best and easiest phones to use feature the Palm (now HP) webOS operating system. It uses a card interface to easily flip between applications with great ease and speed.
Back up all your impotant files. Reformat the hard drive and reinstall operating system and other applications. This works the best way.
Windows is the most best operating system
The most used operating system used is windows xp.second is windows vista as of 2009.Linux is the best operating system for some people. Linux is fast and you can have a lot of applications running at the same time with networking and printing + a lot of external services and devices (like a sub or CD ) you can use this at the same time and the system wont get so easily overloaded!!