PPT PPTX ODP POT PPSX
Aspose.Slides for C++
PPTX

Unlock PPTX using C++

Use Aspose.Slides for C++ to remove encryption and write protection from presentation files without Microsoft PowerPoint.

Removing Encryption from PPTX Presentation via C++

Aspose.Slides for C++ lets you remove encryption or write protection from PPTX presentations. Use LoadOptions to open an encrypted file, then use the ProtectionManager object from the Presentation class to call RemoveEncryption or RemoveWriteProtection.

Disabling Password Protection from PPTX using C++

auto loadOptions = MakeObject<LoadOptions>();
loadOptions->set_Password(u"password");

auto presentation = MakeObject<Presentation>(u"encrypted-presentation.pptx", loadOptions);

presentation->get_ProtectionManager()->RemoveEncryption();
presentation->Save(u"unlocked-presentation.pptx", SaveFormat::Pptx);
presentation->Dispose();

Removing Write Protection from PPTX Presentation using C++

auto presentation = MakeObject<Presentation>(u"write-protected-presentation.pptx");

presentation->get_ProtectionManager()->RemoveWriteProtection();
presentation->Save(u"unlocked-write-protected-presentation.pptx", SaveFormat::Pptx);
presentation->Dispose();

How to Remove Password From PPTX via C++

These are the steps to remove protection from PPTX files.

  1. Load the PPTX file with the Presentation class and LoadOptions when a password is required.

  2. Use the ProtectionManager object to remove protection.

  3. Call RemoveEncryption for encrypted files or RemoveWriteProtection for write-protected files.

  4. Save the unlocked file with SaveFormat::Pptx.

Other Supported Formats

You can also remove protection from the following formats with C++.

ODP
PPT