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Can I flatten a PDF on my phone?
Updated July 2026
Yes. Arthize runs in any modern mobile browser, so you can flatten a PDF from a phone or tablet with nothing to install. Flattening a PDF merges form fields, annotations and layers into the page, so nobody can change filled-in values and the file renders everywhere.
Answer
Yes. Arthize runs in any modern mobile browser, so you can flatten a PDF from a phone or tablet with nothing to install. Flattening a PDF merges form fields, annotations and layers into the page, so nobody can change filled-in values and the file renders everywhere.
More about flatten pdf
Flattening bakes form fields and annotations into the page so they can't be changed.
It fixes forms that display differently in different viewers.
A flattened PDF is the safe way to share a completed form.
How to flatten a PDF
- 1
Open the flatten tool
Sign in and open the Flatten tool.
- 2
Add your PDF
Upload a form or annotated document.
- 3
Flatten
Arthize bakes fields and annotations into the page content.
- 4
Download
Get a flattened, tamper-resistant PDF.
Common questions
- How do I flatten a PDF form?
- Flattening a PDF merges form fields, annotations and layers into the page, so nobody can change filled-in values and the file renders everywhere. On Arthize it's free with no watermark and processed privately.
- Why do my filled form fields disappear in some viewers?
- Flattening a PDF merges form fields, annotations and layers into the page, so nobody can change filled-in values and the file renders everywhere. On Arthize it's free with no watermark and processed privately.
- Is flattening a PDF free?
- Flattening a PDF merges form fields, annotations and layers into the page, so nobody can change filled-in values and the file renders everywhere. On Arthize it's free with no watermark and processed privately.
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