Adobe-illustrator-cc-2018-v22-1-0-312-macosx-2-2gb-2022 -

It looks like you’re looking for a guide on how to handle a specific installation package for for macOS.

Once the progress bar reaches 100%, close the installer. Do not launch the app yet. 4. Important Safety & Compatibility Warnings

macOS often blocks apps from "unidentified developers." You may need to go to System Settings > Privacy & Security to allow the installer to run. adobe-illustrator-cc-2018-v22-1-0-312-macosx-2-2gb-2022

This is usually a macOS security feature. You can often fix this by opening Terminal and typing sudo xattr -rd com.apple.quarantine /Applications/Adobe\ Illustrator\ CC\ 2018/Adobe\ Illustrator.app .

Always ensure your existing design files are backed up. It looks like you’re looking for a guide

Before starting, ensure your Mac can run this specific version:

The file you mentioned is typically a .dmg (Disk Image). Follow these steps: Double-click the .dmg file to open it. You can often fix this by opening Terminal

This is common if you have remnants of other Adobe versions. Download the Adobe Creative Cloud Cleaner Tool from the official Adobe site to wipe old files before trying again.