♦ Try checking your firewall.
♦ Try cleaning your trash and other temporary files with a program like Ccleaner.
♦ Try cleaning your Registry with a program like Ccleaner.
♦ Scan your computer for Viruses
♦ Scan your computer for Malware/Spyware
Free software I've been using for years (10 years+-)
Cleaning your computer: 
https://www.ccleaner.com...eaner/download/standard
Scanning your computer for Malware and Spyware
Malware: 
www.malwarebytes.comSpyware: 
https://www.safer-networking.org/
Malwarebytes and Spybot are actually the same but I use them together for the best detection rate.