how to open password protected pdf in illustrator

Starting with version XI, Adobe Reader has a protected mode that runs files in a sandbox. Method 1: Disable the protected mode at startup So, how to fix pdf not opening? Let's now consider five different methods to fix the 'cannot open PDF' error. Part 2: 6 Effective Methods to Fix the 'Cannot Open PDF' Error. PDF files have a virus: The inbuilt Windows Defender or computer virus software can prevent you from opening a PDF file if a virus is detected. Corruption can occur due to incorrect power shutdown, software failure, or hardware malfunction. Damage is caused by an interrupted installation process, an update from Windows 7 to Windows 10, or the computer's file system's corruption. The damage could have occurred during the document's creation or email transmission where the document isn't correctly decoded.ĭamaged Installed Adobe Reader: A damaged installation of Adobe Reader or Acrobat often gives the error 'cant open PDF file'. The result is that you cannot display PDF.ĭamaged PDF files: Sometimes, someone may send you a damaged file. Unfortunately, some of these programs do not follow the correct standards.

PDF files created using non-Adobe programs: Many programs can make portable document files. Adobe Inc continuously releases updates of its software to incorporate new features and enhance security. Outdated Acrobat or Adobe Reader: An outdated Adobe Reader or Acrobat program will throw this error. This problem is usually an inadvertent human error.

Occasionally some files may erroneously have the default application set to Adobe Reader. Unsupported file type: This is the most common reason you cannot open PDF.

How to open password protected pdf in illustrator