To password-protect PDFs using Ilovepdf3, a web-based PDF tool, follow these simple steps:

Go to IlovePDF 3 Website:

Open your web browser and navigate to the ILovePDF 3 website. You can search for "Ilovepdf3" on any search engine to find it.

Upload Your PDF File:

Look for an option to upload or drag and drop your PDF file onto the Ilovepdf3.com website. Usually, you'll find a prominent button labeled "Upload PDF" or something similar.
Select Encryption Option:

After your PDF is uploaded, look for an option related to encryption or security. It might be labeled as "Protect PDF" or "Encrypt PDF."
Click on this option to proceed to the encryption settings.

Set Password:

You'll be prompted to set a password for your PDF file. Choose a strong password that you can remember easily but is difficult for others to guess.
Some tools may ask you to confirm the password to ensure it's entered correctly.

Save Protected PDF:

Once you've set the password, proceed to save or download the protected PDF file. Look for a button like "Save" or "Download Protected PDF."

Click on this button to save the password-protected PDF to your computer.

Access Protected PDF:

To access the protected PDF in the future, you'll need to enter the password you set during the encryption process.
Make sure to remember or securely store the password to avoid any inconvenience later.
Done:

Congratulations! You've successfully password-protected your PDF using IlovePDF 3. You can now share or store the protected PDF file with confidence, knowing that it's secure from unauthorized access.