Can't click or drag anything on my computer?

Have you tried simple things like restarting your computer or replacing the battery in the mouse?

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attempt Malwarebytes Anti-Malware. (advised: Malwarebytes Anti-Malware in secure Mode) a million. Open secure Mode. 2. acquire Malwarebytes Anti-Malware. (acquire link ON source) 3. installation this Anti-Malware. 4. examine replace 5. Now complete test (complete test is a advised) 6. If chanced on malware and delete all then restart laptop. word: FIRST examine "The Proxy Server" please. Firefox kit --> innovations --> stepped forward --> community --> Connection and click "Settings..." click the examine "No proxy" internet Explorer (advised for acquire Anti-Virus/Anti-Malware) kit --> internet innovations --> click "LAN settings" and click uncheck (off) on "Proxy server" a thank you to Open secure Mode: Restart, and in the previous the laptop style comes on "VAIO", "Dell" or despite the fact that your laptop is. carry Press F8 a pair of circumstances a black reveal with white lettering will look. alongside with your you and down arrows, decide on "secure Mode with Networking"

There have to be two issues:

a. Virus Infection (Use Avast free)

b. Corrupt Registry/System errors (Use Reginout )

I am sure it will fix for you.