PowerMyMac User Guide

How to Register iMyMac PowerMyMac

1. Firstly, you need to download PowerMyMac from here:https://www.imymac.com/download/imymac-powermymac.pkg

2. Then, show in Finder, double click iMyMac PowerMyMac and it will begin to install.

3. After finishing, launch PowerMyMac, then click Activate in the upper-right corner.

click Activate

4. Fill in your email address and license code.

Fill Email and License code

5. Click Activate then click Confirm.

Active PowerMyMac

How to Trust PowerMyMac on Your Mac

After purchasing PowerMyMac to clean up your Mac, you need to enable Full Disk Access in macOS to allow iMyMac products to scan the protected areas of your Mac.

Step 1. Unlock Security & Privacy Preferences

Move your mouse over the Apple icon, then open System Preferences, find Security & Privacy to click. Click on Full Disk Access located on the left side under Privacy, then click the lock icon underneath to prevent further changes. To do this, you should enter your password to allow System Preferences to unlock Security & Privacy preferences. After that, click on the '+' button.

Unlock Security and Privacy Preferences

Step 2. Find PowerMyMac to Open

Click Applications to find PowerMyMac on your Mac, then press Open.

Find PowerMyMac to Open

Step 3. Quit PowerMyMac

When a window pop up with "'PowerMyMac' will not have full disk access until it is quit", choose Quit Now. Now, PowerMyMac has Full Disk Access to scan all areas of your Mac and protect your Mac from virus threats.

Quit PowerMyMac

How to Use iMyMac PowerMyMac

iMyMac PowerMyMac is an all-in-one tool which can be utilized to clean and optimize your Mac. In just simple clicks, it can free up our Mac storage space, protect privacy, and speed up its performance. It has the ability to automatically identify and then selectively delete all the files that you do not need on your Mac computer which can easily free up gigabytes on your hard disk space.

Check System Status of Your Mac

When you launch iMyMac PowerMyMac the first time, you will see the pop-up windows about the System Status of your Mac on the screen, including CPU, Memory, Cycles and Disk. You can see the used and free space of them first, then decide how much space need to be cleaned up. If you want to check the status on the next time, just click on the PowerMyMac logo on the top-right corner of the menu. If you want to see the Mac system status every time you launch the iMyMac, just go to Preference>General>tick the "Run at Startup".

Check System Status

iMyMac PowerMyMac has 6 main modules that can help you to clean up your Mac deeply with all kinds of junk files and unneeded apps, they are Master Scan, Large & Old Files, Duplicate Finder, Uninstaller, Privacy, Toolkit. And there are 3 small functions in Toolkit module including Shredder, Similar Image Finder, Extensions.

Master Scan - Scan and Clean up All Kinds of Junks on Mac

Master Scan is designed to clear all kinds of system junks like system cache, user logs, application cache, iTunes backups, email attachments, iTunes downloads, and so on. You can use it to do a deep scan and cleanup of your junk files so as to free up tons of storage space on Mac. Here's how to use Master Scan:

1. Click on Master Scan then press the Scan button, iMyMac will begin to scan all the junk files on your Mac.

system junk scan

2. After the scanning, you can review all the junk files on your Mac by categories such as: Application Cache, Photo Cache, Email Cache, Email Attachments, System Cache, System Logs, User Logs, iTunes Cache, iTunes Backups, iTunes Downloads...

select system junk to clean

3. Select which file you'd like to clear out, or you just can tick the 'Select All' to clean up all junk files.

4. Click on the Clean button then iMyMac will remove your selected files in just a few seconds.

clean System junk

5. A new pop-up windows will indicate "Cleanup Completed" after the cleaning process, and you can see how much space you cleaned just now as well as how much space is available on your disk drive now.

system junk clean complete

Large & Old Files - Find Big and Out-of-date Files by Size and Time to Remove

Large & Old Files can help you locate those outdated files but take up a lot of space on Mac to delete, which can save you more room for other files. Following simple steps to use this feature:

1. Choose Large & Old Files module and click Scan to start the scanning process.

scan large and old files

2. Have a look at the scanning result of Large & Old Files, these files will sorted by size and time. In size, there are files between 5 MB to 100 MB and files lager than 100 MB; In time, you can see files haven't been used for more than 30 days or 1 year.

select large and old files to clean

3. Select files that you want to remove then press Clean. This time, you have deleted your unwanted large and old files.

clean large and old files

4. A "Cleanup Completed" pop-up windows will indicate how many files are cleaned and how much space available on your disk drive now.

clean large and old files complete

Duplicate Finder - Locate and Remove Duplicate Photos, Files, Songs...

Duplicate Finder is used to search for all duplicates on Mac including images, documents, videos, songs and other files or folders, then you can delete the copies to free up space. Check how to find and delete duplicates here:

1. Select Duplicate Finder and allow iMyMac to search for all duplicate files on Mac by pressing the Scan button. You can change path to scan more duplicates.

scan duplicate files

2. Once done the scanning, you can see all duplicate files are classified into All, Documents, File, Folder, Media, Other, Picture. iMyMac will auto select all duplicates and leave an original file. You can also review each file by clicking the triangle arrow on the left side of each duplicate file and select those duplicates you want to remove.

scan duplicate files result

3. Click the Clean button to remove the selected duplicates.

clean duplicate files

4. A "Cleanup Completed" pop-up windows will indicate how many files are cleaned and how much space available on your disk drive now.

clean duplicate files complete

Uninstaller - Uninstall Apps on Mac Fully with Related Files

Uninstaller is an effective tool you can use to completely delete an app as well as its related files in just a few clicks. You can save time to find app's related files one by one. See how effective it is to use this tool to uninstall unwanted or useless apps:

1. Click Uninstaller and press Scan to let iMyMac to start scanning all the apps that already installed on your Mac.

scan installed apps

2. The list of all apps will appear on the left side of Uninstall page when the scanning process is finished. Locate your unwanted app from that list or just simply type its name on the Search box in the upper right corner to quickly locate.

select applications to uninstall

3. When you click the app on that list, its related files will appear on the right side. Simply tick the unwanted apps and press the Clean button, the apps will be removed as well as their related files.

uninstall apps

4. A "Cleanup Completed" pop-up windows will indicate how many files are cleaned and how much space available on your disk drive now.

uninstaller clean complete

Privacy - Clear All Browsing Data to Protect Your Privacy

Privacy allows you to clear all browsing histories, cookies, downloads, HTML5 local files or other files from all browsers on Mac safely, thus you can avoid revealing your personal privacy. Check how it works here:

1. Run Privacy then scan all the browsing data on your Mac.

privacy scan

2. After scanning, you will see browsing data like Auto Fill History, Cookies, Downloaded Files, Download History, HTML5 Local Storage, Login History, Search History, Visit History on Chrome, Safari, Firefox or other browsers.

privacy scan result

3. Choose the data you'd like to clear out and click on the Clean button, the selected browsing data will be removed at once.

clean  privacy files

4. A "Cleanup Completed" pop-up windows will indicate how many files are cleaned and how much space available on your disk drive now.

clean  privacy files complete

Toolkit - Tiny Tools to Help You Manage Files and Extensions Easily


Shredder helps you to secure delete unnecessary or no-longer-use files and folders forever:

1. Click Shredder under the Toolkit module.

open shredder main

2. Click Select Files to choose the files you want to delete forever from your Mac. You can choose more other files to remove by pressing the Add Files button.

add file to file shredder

3. Press Clean to start erasing your selected files.

shred file

4. A "Cleanup Completed" pop-up windows will indicate how many files are cleaned and how much space available on your disk drive now. If you want to make more space, you can also check out the remaining items by clicking the "View" button.

shredder clean complete


Extensions is designed to optimize some rarely used settings on your Mac to help you speed up and improve the performance of your Mac. See how it works to easily manage built-in plugins, proxy, services and startup items here:

1. Click Extension under the Toolkit module.

open extension main

2. Press the Scan button to find all the extensions on Mac and have a preview. You will see that all extensions are divided into these categories: Login, Proxy, QuickLook, Services, Spotlight.

extensions  scan

3. Simply enable or disable these extensions by switching the button behind the extension from on to off.


Similar Image Finder

Similar Image Finder is smart photo manager which can locate all the similar images on your Mac for you to delete and release tons of space since images all have a large file size. Here are the steps to use this photo manager:

1. Click Similar Image Finder under the Toolkit module.

open similar image finder main

2. Start locating all the similar images by pressing the Scan button, you can change path to scan more similar photos.

similar image scan

3. After scanning, iMyMac will show you all the similar images and auto select the similar ones for you to delete. You can also review and select which one to remove by yourself.

select similar image to clean

4. Simply click the Clean button to delete those similar photos.

clean similar image

5. A new pop-up windows will indicate 'Cleanup Completed' after the cleaning process, and you can see how much space you cleaned just now as well as how much space is available on your disk drive now.

similar image clean complete

How to Uninstall iMyMac PowerMyMac

If one day you don't need PowerMyMac anymore, you can make use of iMyMac PowerMyMac's Uninstaller feature to remove itself completely. Here is how easy to do that:

1. Launch iMyMac PowerMyMac and Select Uninstaller module.

Uninstall iMyMac PowerMyMac

2. Press Scan button to find all the apps installed on your Mac.

scan apps

3. Locate PowerMyMac and choose it to uninstall.

locate PowerMyMac

4. Click on the Clean button then PowerMyMac will remove it as well as its related files together.

clean PowerMyMac

5. When PowerMyMac is successfully uninstalled, the program will automatically exit.