Windows 10 reached EOS (end of support) on October 14, 2025. If you are on Windows 10, see this article.

Search Support

Avoid support scams. We will never ask you to call or text a phone number or share personal information. Please report suspicious activity using the “Report Abuse” option.

Learn More
Open

Firefox on my Android the writing is too small

Michele Smith

I've changed phone settings and can only see the headings clearly. I do have good glasses, it's only a problem on the homepage

I've changed phone settings and can only see the headings clearly. I do have good glasses, it's only a problem on the homepage

All Replies (1)

Hello,

To change the default reader for viewing PDF files in Firefox, follow these steps:

  1. Click the menu button Fx89menuButton and click Settings.
  2. In the General panel, go down to the Applications section.
  3. In the Search field, type PDF to find the Portable Document Format (PDF) entry.
  4. Use the drop-down menu for that entry under the Action column, to select your favorite PDF reader.
    • To view PDF files in Firefox, choose Open in Firefox.

For more information, see View and edit PDF files using Firefox’s built-in viewer and Choose your preferred PDF viewer in Firefox.

Did this fix your problem? Please report back to us!

Thank you.

Cuir ceist

You must log in to your account to reply to posts. Please start a new question, if you do not have an account yet.