Opening 1PH Files

The 1PH file type is primarily associated with TurboTax.

1PH	File extension: 1PH
	File type:	TurboTax files

What is a 1PH file?

1PH files mostly belong to TurboTax by Intuit. Use our "Online 1PH Text Viewer" below to analyze your 1PH file and to see all text it contains.

How can I open a 1PH file?

You need a suitable software like TurboTax to open a 1PH file. You need a suitable software like TurboTax from Intuit to open a 1PH file. Without proper software you will receive a Windows message "How do you want to open this file?" or "Windows cannot open this file" or a similar Mac/iPhone/Android alert. If you cannot open your 1PH file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a 1PH file directly in the browser:. Just drag the file onto this browser window and drop it.

Online 1PH Text Viewer

Choose your .1ph file to analyze

or drag and drop it here

Online File Viewer

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Trouble Opening a .1PH File? These Steps Will Help

A .1PH file can come from different programs and isn't universally openable.

Identify the Source: If received during tax season, it is likely a state tax filing from Intuit TurboTax. Otherwise, it may be a temporary system file.
Check the Header: Inspect the first bytes in a text editor or hex viewer:
- "PK" indicates a zipped archive.
- Readable XML/JSON suggests structured data.
- Unreadable binary implies a proprietary format.
Use the Original Software: The original program is usually required; try Intuit TurboTax, or if uncertain, ask the sender.
Use this Webpage: Drag and drop the file into our viewer to detect the format, extract readable text/metadata, and preview when possible.

Technical Data for 1PH File Extension

Related files:

tax2020, tax2017, tax2018

a 1ph TurboTax file is a special file format by Intuit and should only be edited and saved with the appropriate software.

How to solve problems with 1PH files

Associate the 1PH file extension with the correct application.
Update your software that should actually open TurboTax files. Because only the current version supports the latest 1PH file format. Search, therefore, e.g. on the Intuit manufacturer website after an available TurboTax update.
To make sure that your 1PH file is not corrupted or virus-infected, get the file again and scan it with Google's virustotal.com.
Click here to open your .1PH file online - secure, fast, and no downloads needed.