pdf extension and then hit Enter on your keyboard. Right-click on the file and then choose Rename.Īdd the. Locate the file whose extension is missing. Help you add the extension to your document on Windows: The most ideal way to open a PDF file that does As noted earlier on, files sent via the email may lack the extension. The Operating System won’t even know which program is supposed to open theįile. Your operating system won’t know that it is a Portable Document Format file. Wait until the repair process is complete and then try to open the PDF fileĪgain. If it does not open, move on to the next solution. To do this, locate a PDF file, right-click on it > choose Open With… > Select Adobe Reader. Step 3: After installing the program, test to see whether your PDF opening issue is gone. Simply click on it and then follow the onscreen instructions to complete the Step 1: Visit and download Adobe Reader (this is one of the best PDF Readers). The steps below should help you implement this Reader is lacking on your computer, the only ideal solution to “can’t open PDF” In some cases, your PDF documents will not openīecause you have not installed an ideal PDF reader on your computer. This will make the document unrecognizable. pdf extension could have been stripped away. If your document was sent via the email, the. pdf extension to know that the document is a PDF and to determine the application to use in order to open it. The PDF file is not recognizable – Your computer uses the. Some of the PDF Reader application files are corrupt.

If you can’t open PDF via Adobe Reader, the file you are trying to open could be a non-Adobe document – while it could be a PDF, it could have been created using a different third-party application whose format is not supported by Adobe Reader. The Reasons Why you Can’t open PDF documents on your computer:

How to open a pdf in mac