Fix Adobe Acrobat Pro DC Installation Failure on macOS High Sierra
Question details
The user is unable to reinstall Adobe Acrobat Pro DC version 12 due to a persistent installation error.

- Product
- Adobe Acrobat Pro DC
- Device & OS
- macOS High Sierra
- Scenario
- Attempting to perform a fresh reinstallation of Adobe Acrobat Pro DC version 12 on an older Mac operating system.
- Observed behavior
- The installation process halts abruptly, displaying a generic installer failure message despite repeated computer restarts and retry attempts.
Ensure your Mac is connected to a stable network and that you have full administrator privileges. Temporarily disable any strict firewalls or third-party antivirus software that might be blocking the installation process.
Contact Official Adobe Support for Compatibility Assistance
Since older versions like v12 may have specific compatibility conflicts with macOS High Sierra, reaching out to Adobe Support is the most reliable way to get a tailored fix and cleanup instructions.
Acrobat Pro DC version 12 is an older release, and macOS High Sierra often requires specific installer versions or manual cleanup of corrupted library files before a successful reinstallation can occur. Adobe's live chat support can determine exact system compatibility.
Open a supported web browser like Safari or Google Chrome. Navigate to your browser settings and ensure that pop-ups and cookies are explicitly enabled for Adobe domains, as the support chat requires them to function.
Go to the official Adobe Help Center by typing 'helpx.adobe.com/contact.html' into your browser's address bar.
Sign in with your Adobe ID. Look for the 'Chat' icon in the lower-right corner (available during standard Pacific Time business hours) and click it to connect with a representative.
Supply the support agent with your exact macOS version (High Sierra), your Acrobat version (v12), the source of your installer file, and the exact wording of the generic installer failure message.

Manually Clean Up Previous Acrobat Installation Files
Removing leftover corrupted files from previous installations can prevent generic installer failures during reinstallation.
Switch to WPS Office for Seamless PDF Editing and Document Management
If you continue to face installation hurdles with Adobe Acrobat on macOS High Sierra, consider switching to WPS Office. It features a powerful built-in PDF editor alongside Word, Excel, and PowerPoint alternatives within a single, lightweight application that installs flawlessly on older Mac systems.
- 1. Download the Mac Installer: Visit the official WPS Office website and download the dedicated macOS version of the software.
- 2. Install WPS Office: Double-click the downloaded .dmg file and drag the WPS Office icon into your Applications folder.
- 3. Edit Your PDFs Instantly: Launch WPS Office and click on the 'PDF' tab in the home dashboard to seamlessly open, edit, or annotate your PDF files without installation errors.

Frequently Asked Questions
Why does Acrobat Pro DC show a generic installer failure on macOS High Sierra?
This failure is usually triggered by compatibility conflicts with the older macOS High Sierra environment, corrupted leftover installation files from previous attempts, or aggressive security settings blocking the execution of the installer package.
Can I use Adobe's Creative Cloud Cleaner Tool to fix this?
Yes, Adobe provides a free utility called the Creative Cloud Cleaner Tool. It is specifically designed to remove corrupted installation records and stubborn leftover files. Running this tool and restarting your Mac before reinstalling often resolves generic installation errors.
How do I enable cookies and pop-ups in Safari to contact Adobe Support?
Open Safari and go to 'Preferences' > 'Websites' > 'Pop-up Windows', then locate the Adobe website and set the dropdown to 'Allow'. Next, navigate to the 'Privacy' tab and uncheck the 'Block all cookies' option to ensure the Adobe live chat widget loads properly.




