GaelRubio

On 23.12.2017 at 4:12 AM, GasparPanna said:

My boss sent me a letter with pdf document. I opened it and started editing in Adobe Acrobat Reader. I saved it and turned off a machine. Today I've opened this document and I didn't see all the changes from yesterday. I suppose that, if I isn't open it in 3-5 days, I lost my job or a lot of money.

The cases then nothing can't solve your issue, to open or to repair .pdf document, then take a look at especial instrument unlike to others like how to restore corrupted pdf

The article or guide you may call as you want contains useful information - https://helpx.adobe.com/acrobat/kb/troubleshoot-pdf-printing-acrobat-reader.html

This is the source of manual below: http://itknowledgeexchange.techtarget.com/itanswers/how-can-i-fixrepair-a-corrupted-pdf-file/