When launching an older build like 10.5.1 for the first time in a while, legacy plugins can cause the DAW to hang during the startup scan. Hold down the key while launching Logic Pro to open it with Core Audio disabled. From there, you can enter the Plug-in Manager and disable any outdated third-party plugins causing the conflict. Conclusion

To ensure system stability, security, and access to future updates, Logic Pro should always be downloaded through official Apple channels. For New Users

: Do not force-quit Logic during this initial scan unless it has been frozen for an extended period. The scan must complete before Logic can open properly.

Open the → Click your profile icon (bottom left) → Go to Purchased → Find Logic Pro X → Click the download cloud icon. If 10.5.1 was the last version you used, the store will re-download that specific binary.

Buy Logic Pro on that newer machine. You don't need to install it there.

Apple uses a “latest version only” distribution model for App Store purchases. If you need 10.5.1 for compatibility with a specific plugin or older OS:

If you are purchasing Logic Pro for the first time, your download will default to the latest version supported by your current macOS. Open the . Search for Logic Pro . Click the purchase price and authenticate your Apple ID.

Bringing non-linear, cell-based arrangement to Logic, Live Loops allowed producers to arrange and trigger loops in real-time, similar to Ableton Live.

: Open the App Store , click on your Apple ID/Account name (usually at the bottom left), and view your purchased apps .

: You lose access to official Apple support forums and security patches.

While version 10.5 brought revolutionary features, version 10.5.1 focused on stability improvements and bug fixes. Here’s a comprehensive look at what changed:

Click to confirm. The App Store will automatically fetch version 10.5.1 (or the highest version your OS supports). Method 2: Restoring via Time Machine or Migration Assistant

If you need help with , managing your Mac's storage , or troubleshooting a specific third-party plugin inside Logic Pro, let me know! Share public link