This is how you can stay safe online:

1. Install good and reliable antivirus software: Make sure you get good and updated antivirus software that can protect your system from malicious online threats such as viruses and malware.


2. Only open emails and attachments from trusted sources: Never open an email or attachment that seems suspicious or from an untrusted source. It may contain malicious software that can cause a lot of damage to your system.


3. Be careful when downloading applications: Be sure to only download from reputable websites and never download anything that looks suspicious.


4. Be careful when clicking on links: Be sure to double check the URL before clicking on any links to make sure they are safe and not malicious.


5. Always use HTTPS websites: Always make sure you are using a secure website with HTTPS (Hypertext Transfer Protocol Secure) before entering any sensitive information.


6. Update your software regularly: Keep your software up to date and regularly apply security patches and updates to ensure your system is secure.