For Windows 8/10: 1  Move your mouse cursor to the taskbar at the bottom left corner, type âdefragâ in the search box. 2  Click the âDefragment and Optimize Driversâ option. 3  Now select and view current status by clicking âAnalyzeâ check how fragmented your HP hard drive is.  Hit âOptimizeâ to start defragmenting.
Rating Newest Oldest. Best Answer: The characters N/A (sometimes n/a) are an abbreviation that is mainly used in information tables. It stands for one of the following: (a complete list) * Not available: Where there exists a lack of data.
Symbol N A nonmetallic element that makes up about 78 percent of the atmosphere by volume, occurring as a colorless, odorless gas. It is a component of all proteins, making it essential for life, and it is also found in various minerals. Nitrogen is used to make ammonia, nitric acid, TNT, and fertilizers.