Upgrade Android Ice Cream Sandwich Much Trouble

For users of Android-based gadget be it a smartphone or tablet gadget would want him to use the latest version of the Android operating system. However, unfortunately for the Android version of the Ice Cream Sandwich (Android 4.0) a lot of gadgets that problem after update to the Android operating system version.
Some gadget that looks problematic after updated to Android version Ice Cream Sandwich is a Samsung Galaxy Note and Acer Iconia A500.

Note Some users reported that Samsung Galaxy Galaxy Note sudden battery performance so bad after renewal to the Ice Cream Sandwich.
I myself have an Acer Iconia A500 after the update to the Ice Cream Sandwich overall performance actually decreased the most obvious is the tablet to frequent jamming lag (slow).
However, not all the gadgets become a problem after updated to the Ice Cream Sandwich. My colleagues who have Asus Transformer tablet said that no problems occur after the tablets he updated version of its operating system to Ice Cream Sandwich.
Sepengalaman me, the update to the Android operating system version Ice Cream Sandwich is the most problematic. Either where the problem actually makes a lot of gadgets to be a problem after updated its Android operating system.
To use the Android-based gadget Ice Cream Sandwich, it seems to now be safer to buy the gadgets from the beginning has been officially installed Android Ice Cream Sandwich, or if you know how tinkering with gadgets based on Android can be a way to use a custom ROM that dot the Internet as the XDA Developers forum.
To prevent unwanted when updating the operating system on a gadget that owned the Ice Cream Sandwich version of the easiest ways is to check the reviews on renewal of the operating system to the Ice Cream Sandwich in the gadget on the Internet.
Do not immediately rush to update the operating system in Android-based gadget that owned the Ice Cream Sandwich version.