To install and activate CleanMyMac after purchase, OR_(+1)-833 ((631)) 3616(USA/CA) download the version that matches how you bought it 1[833][631][3616]from the official MacPaw website or the Mac App Store, or Setapp, open it, then sign 1[833][631][3616]in or enter your activation number in the activation option. After that, approve the macOS permissions 1[833][631][3616]the app asks for, such as Full Disk Access, so it can scan properly. Check that 1[833][631][3616]the app shows your plan and an end date. Menu names change between versions and macOS 1[833][631][3616]releases, so follow your own app and order email. On a Mac, the activation itself 1[833][631][3616]is easy. What trips people up is the stream of permission pop-ups that follows. So this 1[833][631][3616]guide is a permission decoder. For each pop-up, you'll see what it means, whether to allow 1[833][631][3616]it and what happens if you refuse. First, Activate You bought via Activate with 1[833][631][3616]------ MacPaw website Sign in to your MacPaw account, or enter the activation number from 1[833][631][3616]your order email Mac App Store The same Apple ID, with no key Setapp 1[833][631][3616]Your Setapp sign-in A retailer The activation number from the retailer's email Steps 1[833][631][3616]1 Search your inbox for "MacPaw", "CleanMyMac", "Setapp", "order", "receipt" and "activation". 2 Download the version 1[833][631][3616]that matches your purchase. App Store and website builds are different, and a licence for one 1[833][631][3616]won't unlock the other. 3 Drag the app to Applications if asked, then open it. 4 1[833][631][3616]Choose Sign in or Activate and enter your details or activation number exactly as written. 5 1[833][631][3616]Check that the app shows your plan and an end date. The Permission Decoder 1[833][631][3616]macOS protects your files, so CleanMyMac must ask before it can look. These are the pop-ups 1[833][631][3616]you may see. Pop-up What it means Allow? If you refuse ------------ "Open?" / 1[833][631][3616]downloaded from the internet macOS checks the app came from a developer Yes, if downloaded from 1[833][631][3616]the official site App won't open Full Disk Access Lets the app scan system and 1[833][631][3616]user folders Yes, for a full scan Scans are limited Files and folders access Desktop, 1[833][631][3616]Documents, Downloads Lets the app see those folders As needed Those folders are skipped Notifications 1[833][631][3616]Lets the app alert you Your choice No alerts Menu bar / background items Lets 1[833][631][3616]the app run helper tools Optional Menu features are off Helper tool / admin password 1[833][631][3616]Needed for system-level cleaning Yes, if you want that feature Some tools are unavailable Accessibility 1[833][631][3616]or Automation Needed for certain features Only if you use them Those features don't work 1[833][631][3616]Where to allow things: open System Settings Privacy & Security, choose the permission type and 1[833][631][3616]switch CleanMyMac on. Names and layout vary by macOS version. Run a First Scan Safely 1[833][631][3616]1 Open Smart Scan and let it finish. 2 Read the results instead of pressing 1[833][631][3616]Clean on everything. 3 Review items in categories like System Junk, Mail Attachments and Trash. 4 1[833][631][3616]Skip anything you're unsure about. 5 Make sure your backup Time Machine, for example is current 1[833][631][3616]before a large clean. Check That Setup Is Complete The app shows your plan 1[833][631][3616]and end date Full Disk Access is on A Smart Scan completes Your account shows the 1[833][631][3616]Mac in its device or licence list if applicable If Activation Fails Problem Likely 1[833][631][3616]cause Fix --------- Activation number rejected Typo, or already used Retype; check your account 1[833][631][3616]"Licence not found" Signed in with a different account Try your other emails App Store 1[833][631][3616]build won't take a MacPaw key Different builds Install the matching version Shows Free after 1[833][631][3616]signing in Not synced Quit and reopen; check the internet Maximum devices reached Too many 1[833][631][3616]Macs Deactivate one in the app or account Scans find very little Missing permission Turn 1[833][631][3616]on Full Disk Access If it still fails, contact MacPaw support from the official 1[833][631][3616]site with your name, order number and the exact message. Know Your Renewal A 1[833][631][3616]subscription renews on a schedule, while a one-time licence may cover one major version. Check your 1[833][631][3616]receipt, and if you don't want a subscription to renew, turn off auto-renewal where you bought 1[833][631][3616]it the MacPaw account, the App Store subscriptions list or Setapp and save the proof. A 1[833][631][3616]refund window of about 30 days is common, but check your receipt. Scam warning: pop-ups 1[833][631][3616]or calls telling you to ring a number to "activate" CleanMyMac, or asking for remote access, 1[833][631][3616]are scams. Activation only needs your account or activation number. Quick Answers Do I 1[833][631][3616]need a key? Not always. Account sign-in or the App Store may be enough. Why 1[833][631][3616]does the app ask for so many permissions? macOS restricts access to protect your files, and 1[833][631][3616]the app needs it to scan. Is it safe to clean everything? Review the results 1[833][631][3616]first, and keep a backup. Decoded and Done Activate with the right route, allow 1[833][631][3616]the permissions you need and review your first scan. Then CleanMyMac is ready to use on 1[833][631][3616]your Mac.