How to Fix ‘Cannot Open .PDF Files in Mozilla Firefox?’ | Forum

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sophiasusan184 Sep 16 '20

If you find it difficult to download or open PDF files in Mozilla Firefox you will need to check the settings to fix the issue. You can refer to the steps below to make the necessary changes to the settings:

·        Step 1: Open Mozilla Firefox and go to the ‘Setting’ section.

·        Step 2: Click on ‘Options’ and then go to ‘Applications.’

·        Step 3: Look for the ‘PDF’ option under applications panel.

·        Step 4: Select Portable Document Format (PDF) in the list and continue.

·        Step 5: Click on the drop-down arrow in the Action column and select ‘Use PDF reader name (in Firefox)’.

If you find that you still cannot view or open the files you can call the Mozilla Firefox helpline number and ask for help.

Visit here:

Mozilla Firefox cannot open PDF files

FionaSmith Sep 28 '20
The Forum post is edited by FionaSmith Sep 28 '20