New desktop computers and laptops generally come with operating system and system drivers pre-installed. If you installed Microsoft Windows 7 or Microsoft Windows 8, you probably did not bother checking about the system device drivers because Windows 7 and Windows 8 have got huge support for computer device drivers. Microsoft Windows has got generic drivers built-in for most hardware. Its all good but device drivers get updates and if you are experiencing low performance from different components of your PC or PC crashes often, it might be an indication that PC drivers are outdated or proper versions of device drivers are not installed. Update PC drivers to fix PC crashing issues. You should see an immediate boost in PC performance.
If your Lenovo B570e laptop is heating up or if you want to upgrade/replace/remove internal hardware (HDD,RAM) from this laptop, or if you want to clean the dust out of laptop and its heat sink system and fan, then use the following guide that will help you to properly and safely open up laptop to look inside it. The process explains that how can you remove different parts of laptop to access RAM, hard disk and fan, for upgrading or cleaning purpose. This specific laptop was heating up and its heat sink system was not working properly. We had to replace processor paste for it as well.