Few month back I got the notification to upgrade my pc from windows 8.1 to windows 10.I was little bit confused about wheter I should upgrade or not;but after upgrading its its more refined user interface and performance improves .Worth upgrading.
Top features of windows 10(likes).
Improved windows explorer, Continum, Keybooard friendly comand prompt., snap assist, New multi tasking view, new start button and customizable menu, tablet touch version, windows store apps with re size option, game bar for direct screen recording for gamers.
The cortanavirtual assistaant really helps a lot, just like your Siri, Google.Windowed apps so that you can view multiple apps at once, the edge browser is very smooth and fluid almost no lags.Virtual desktop like task views looks very user friendly.The notification pannel is just like your mobile action centre with lots of shortcuts.The integrated Live mail, xbox apps are very easy to use.The new metro UI like settings looks perfectly professional.
In graphics option I feel like the performance is great but for some Laptops still the driver could be an issue as yet the drivers are not available for all brand laptops.
For business professionals it is as comptible as previouus windows not that much operational changes and the windows 10 is more stable.
Reliable and flexible security updates in every month will make your pc more secured.
The boot time is really very small as compared to previous ones.
Lastly yes the battery performance for laptop increases than the windows 8.
Cons.
The major updates frequently some times brings the blue screen problem.
The flexibility is reduced in some cases, still it crashes but obviously less .
Windows xp compatibility has been removed,
Privacy-there is noway to shut the collecting data options.
No Windows Media Center and no media player updates. Well overall my experience so far is superfine and complete new upgrade; for casual uses as well as my professional uses its very smooth no lags almost and yes I in drivers initially I have lots of problems regarding the graphics and Ethernet support but time to time the updates will definitely worth solving your problems.
Definitely worth Upgrading.