There are three main causes for a computer to not respond: a corrupt registry, a corrupt device driver or a virus that infected your PC.
To check wich of those problems is the cause of your problem we recomend you to try a free scan with the following software: RegCure PC Optimizer, DriveCure or Anti-Virus Plus (all from ParetoLogic).
Regcure PC Optimizer
RegCure PC Optimizer
Features and Benefits:
- Automatic/Manual Removal
- Shows scan progress
- Back-up Registry
- Built in scheduler
- Compress or Defrag Registry
- Manage/Cleanup Startup Programs
- Scans for Invalid Program shortcuts
- Removes Duplicate files
- Deletes empty registry Keys
- Checks invalid Class Keys
- Checks Shell Extension
- Checks invalid Help Files
- Checks Invalid CLSID/Typelib/Interface Entries
- Checks Invalid Shared known DLL’s
- Checks invalid Paths
- Checks Application Path Keys/Orphan References
- Checks Invalid Fonts
- Checks Invalid File Types//Extensions/Entries
- Startup manager
Drive Cure
DriveCure
Features and Benefits:
- Backs up and restores existing drivers
- Improved performance and stability thanks to having the latest Vista and Windows drivers for your printer, scanner, sound card, digital camera, graphics card, mouse, display and other devices
- Email notification of when new drivers for your computer are available – You do not have to worry about the hassle of checking for new drivers
- Removes worries of lost disks – With ParetoLogic DriverCure, you can easily find the right driver without having the original disk
- Eliminates your risk of downloading a faulty driver or malware – The wrong driver or malicious code could cripple your PC
- Monitoring of a growing list of more than 4,000 software and over 3,000 hardware vendors
- A small footprint – ParetoLogic DriverCure will not take up a lot of your computer’s valuable memory
- Comprehensive technical support
Anti-Virus Plus
Anti-Virus Plus
Features and Benefits:
- Detection and complete removal of viruses, spyware and other malicious malware
- In-depth scanning and cleaning process that finds and eliminates sophisticated threats
- Detection and removal of known rootkits, which try to stop detection of malware
- Blocking of access to malware related URLs
- Customizable scanning
- Quick, easy-to-use
- Free database updates to keep you protected against the latest threats
- Protect from Facebook application malware
- Native gamer mode that minimizes impact during gaming
- Protect from malicious code dropped by Java and VBS scripts