Here are some steps you can take to check if your internet connection is being affected by viruses or malware:

1. Scan your system using antivirus software for viruses, malware, spyware, and other malicious programs.
2. Check that your firewall settings and browser security settings are enabled.
3. Make sure your operating system and other software programs are up-to-date.
4. Ensure that your password-protection and two-factor authentication are activated.
5. Add extra security measures to protect your personal data from any potential threats.