A slow PC can be frustrating at times. In a slow functioning PC, the files don\u2019t open as quickly as you want, and programs keep crashing. If these things happen on a daily basis, they can start getting on your nerves. Fortunately, there are lots of ways you can boost up your computer's speed, but for that to happen, you need to find out the problems and fix them up. Why is your PC slow? Downloading files, browsing the internet, opening applications, removing programs, or anything else you\u2019re doing, can cause the piling up of junk files. The junk generates problems, and it's not always easy to catch up with these behind-the-scene problems. The seriously big culprits are viruses, file-fragmentation, and accumulation of cached data, dirty hardware, and a full hard drive. One of the biggest reason you face slow browsing can also be because of a faulty internet connection. Slow Internet Fast internet can let you do as many tasks as you wish smoothly. The reason for spotty internet could be a faulty router, limited bandwidth, lousy broadband connection. One of the main reasons could be the wrong choice of internet service provider (ISP). You need to fix your router -- get rid of the old router and buy a new one. Switch to a speedy internet connection. There are lots of broadband options available in the USA - Charter Spectrum is one the best of them. Charter Spectrum triple play package offers fast internet and also provides its authorized charter modem in more than 41 states of the USA. Other ISPs American users can opt for are Xfinity, Viasat, DIRECTV and AT&T. Cleaning up Junk Files Windows OS and third-party programs accumulate cache files. Use system cleaners freely available on the web to remove extra junk files and programs. You can use CCleaner to remove the unnecessary data from your PC\u2019s Windows Registry. If you neglect these internet files and don't remove them, they can cause severe damage to your PC. Your computer can become unresponsive, and start lagging. Next Clean up extra icons on your desktop, each time your PC refresh these icons put an added load to your hardware. Remove the programs you no longer use and free the space. Some unnecessary programs open and run automatically in the background when you open the windows, causing the slow-down in speed - make sure you remove them. Use online tools to uninstall them to free your processor and memory from the extra burden. There must be some open space available all the time on your hard drive to run the PC faster. Defrag the Hard Drive Empty spaces get created due to adding and removing files. Defragging the hard drive is to bring together all these empty spaces and unify it. The hard-drive won't take long to think and function. You can use the free defrag tools available on the internet. Removal of Viruses Free your PC from Malware, adware, and spyware. Every operating system gets poorly affected by the presence of such threatening programs. Use anti-malware to free your system's memory from these unwanted viruses. Scan your laptop or computer. Fix Windows System Errors Your Windows might not be operating well. Leaving out your PC on Sleep mode for hours or immediately shutting down the Windows can cause problems. These errors in Windows can halt updates and installation process. \u00a0Reinstall Windows Operating System If nothing works for you, it\u2019s time to back up your data on another device and for the best solution. Delete all system files; remove whole Windows OS and software. Start from scratch and install a new and clean Windows. Cleaning OR Upgrading Your Hardware Upgrading your hardware always helps. Your RAM may be outdated, which can cause the slow-down of computer\u2019s operating system.