Whether you have such a question? After forgot PowerPoint file password, how to open encrypted PPT or PPTX file? Now this passage will tell you two tools to reset PPT/PPTX file password. And then you can do what you want on PowerPoint file.
Office 2013 DocRecrypt tool can remove or reset Word, Excel or PowerPoint file password free.
1. Client computer has been configured for password protection by group policy object or registry settings.
2. Admin computer has been set up with DocRecrypt tool and has admin access to private/public key pair.
Now, when all of above preparations have been made, run command prompt to reset PowerPoint 2013/2010/2007 file password with Docrypt Tool.
DocRecrypt –p 12345 –i PPTXfile
This command will remove the PowerPoint file original password and set a new password "12345" for it.
According to the description of prerequisites of using DocRecrypt tool for PPTX file password reset, we know that this tool is generally available for organization. While if you are using your own personal computer, it might not work. So let's see another tool for PowerPoint file password reset on PC.
At this moment, we should consider sincerely is that which password recovery tool can effectively reset PPT/PPTX file forgotten password. Only powerful utility is found, can we reset forgotten PowerPoint password with high efficiency and security.
If you have no idea, let’s try powerful PowerPoint Password Genius for Microsoft PowerPoint 2013/2010/2007/2003/2000 encrypted file.
Preparation: PowerPoint Password Genius, your computer and locked PowerPoint file.
Step 1: Install PowerPoint Password Genius and run it on your computer.
Step 2: Click "Open" button in menu to browse PPT/PPTX file in computer hard drive and add it into "Encrypted File" box.
Step 3: Click "Type of attack" drop-down list, compare four password attack types and choose one.
Step 4: Under "Encrypted File" and "Type of attack", there are several options which we can set to make PowerPoint file password recovery faster, such as Range, Length, Mask and Dictionary file path etc.
How to make settings for these options in detailed, see the article: Brute-force/Mask/Dictionary Password Recovery Attack Settings
Step 5: Click "Start" button in menu to begin recover PowerPoint file password.
If it is pptx file, I think Office Password Genius Professional or Office Password Genius Advanced will recover PPTX password faster than PowerPoint Password Genius, because all of computers in the same LAN can run password recovery program at the same time.
Step 6: Copy PowerPoint password in later pop-up window, and open encrypted PowerPoint file with it.
Step 7: Turn to File > Info > Password Protection > Encrypt with Password, type a new password in Encrypt Document dialog, and click OK.
Step 8: Type the same password again to confirm it. Click OK. (See the dynamic picture below)