Cisdem Duplicate Finder User Guide

Rosa Reyes
time June 02, 2020 Preview 4.3K
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Cisdem Duplicate Finder is a good helper to release the space on your HD, you can scan photos, videos, archives, entire folders and more. Also according to the advanced preferences, you can scan truely duplicate files as your requirement easily and quickly. To facilitate the process of scanning & removing duplicates with Cisdem Duplicate Finder, there are four main parts available to get started.

 

Part 1 Download & Install

1. You can download the installation package of Cisdem Duplicate Finder from the below link.

Free Download

2. Install Cisdem Duplicate Finder with the downloaded package. Double-click the dmg file.

Drag the Cisdem Duplicate Finder icon to Applications folder.

Part 2 Activation (Optional)

After installing the program, you need to activate the program if you want to use the full version features.

1. Go to Lauchpad or Applications folder, double click Cisdem Duplicate Finder to run the program, and then click the key icon on the top right corner.

2. Copy-n-paste the license code into the popped-up window, click Activate.

Part 3 Application Operating

Part 3.1 Scan normal folders

Step 1 Add folders in the program

a. Drag-n-drop folders to the circle area on the start interface.

b. Click the cross button on the left side of the circle and choose folders from the window that appears.

c. Click File > Open… on menu bar, then choose folders in the window that appears.

To remove all folders, you can click the red button at the upper-left corner.

Step 2 Click Scan to start scanning, the scanning interface shows Files Scanned, Duplicates Found and Total Duplicates Size

Step 3 Click Stop to finish the scanning or wait until the scanning is auto stopped. Select the file you want to remove, click Delete

1. You can click here to switch the duplicate types.

2. All the deleted files are selected by default, you can also manually change the mark of duplicate files for deletion, or click here to change rules for deletion.

Tips:

a. Cisdem allows you to auto select the taged/untaged files for deletion by clicking "Custom...", then a window will drop down as below, you can select "Always" or "Never" option for the deletion, then enter the related tags on the blank space and click OK.

b. If you want to auto select all the duplicate files with another rule, you can press Command+A to select all the duplicate files in the list, and then click a rule you prefer.

3. You can click here to adjust the sort of the duplicates by Name, Size, Count and Type.

 

4. If you mistakenly delete the duplicate files to Trash, and you want to put them back, you can click Window > Restore from Trash... on the top menu bar, Command click to select the target files and click "Put Back" to restore them.

 

Part 3.2 Scan iTunes

Step 1 Open iTunes Preferences, choose Advanced. You'll find the Media folder location

Step 2 According to the location mentioned above, add the iTunes Media folder into Cisdem Duplicate Finder

Step 3 Click Scan button to start scanning

Step 4 You can manually stop scanning or wait until the scanning is finished, it brings you to a scanning result interface, click "Delete" after checking the duplicate list, all the duplicate files will be moved to Trash, permanently or another folder, which depends on the Removal method you select on the preferences settings of Cisdem Duplicate Finder

Tips: If you mistakenly delete the duplicate files to Trash, and you want to put them back, you can click Window > Restore from Trash... on the top menu bar, Command click to select the target files and click "Put Back".

 

Part 3.3 Scan Photos Library for 10.14 or earlier

All the pictures in the Photos app are saved in a photo library, so if you want to clear the duplicates of Photos app, you need to drag and drop the photoslibrary into Cisdem duplicate finder for scanning.

Step 1 Run Cisdem Duplicate Finder, find the location of your photoslibrary, drag and drop it into the program

 

Step 2 Click "Scan" to start scanning

Step 3 When the scanning is finished, all the duplicate files and similar photos will be displaying on the following interface, and you can check the duplicate/similar photos one by one before clicking Delete

For exact duplicates: Please notice that Cisdem will only auto-mark the exact duplicate photos/videos for deletion, so if you want to delete the exact duplicates, the fastest way is direclty clicking "Delete" button to delete all the marked photos, or you can also select to manually mark the photos you want to delete.

For similar photos: To protect the security of your photos, Cisdem will not auto-mark similar photos for deletion, we suggest that you can manually check them before deleting. But if you want to auto select them for deletion, you can navigate to Image tab > Similar, press Command+A to select all the similar photos, click "Smart Select", all the similar photos that are recommended for deletion will be marked in the list, and then you can directly click "Delete" to delete similars in a click.

Note: 

1. After clicking Delete, Cisdem Duplicate Finder will auto open the photo library that is preparing for clearing duplicates, when it fails to open the photo library, an error message will pop up to ask you to manually open the photo library.

When the above message is showing, please quit your Photos app, go to find the photoslibrary mentioned in the message and double click to open it. And then back to Cisdem Duplicate Finder, click "Yes, It's done." to continue deleting.

2. Due to the limitations of Photos app, Duplicate Finder cannot delete the photos in Photos Library completely, but those duplicate photos will be moved into Photos > Cisdem Duplicate Album.

 

Step 4 Delete duplicate photos in Photos app

Find “Cisdem Duplicate Album” under Photos, choose the photos you want to delete, right click on them and choose “Delete Photos”, then all the duplicate photos in Photo Library will be deleted.

Note: If you want to permanently delete those duplicate photos, you can go to clear all the photos in the Recently Deleted folders in Photos app after that.

 

Part 3.4 Scan Photos Library for 10.15 or later

All the pictures in Photos app are saved in a photo library, so if you want to clear the duplicates of Photos app, you need to drag and drop the photoslibrary into Cisdem duplicate finder for scanning.

Step 1 Run Cisdem Duplicate Finder, find the location of your photoslibrary, drag and drop it into the program

 

Step 2 Click "Scan" to start scanning

Step 3 When the scanning is finished, all the duplicate files and similar photos will be displaying on the following interface, and you can check the duplicate/similar photos one by one before clicking Delete

For exact duplicates: Please notice that Cisdem will only auto-mark the exact duplicate photos/videos for deletion, so if you want to delete the exact duplicates, the fastest way is direclty clicking "Delete" button to delete all the marked photos, or you can also select to manually mark the photos you want to delete.

For similar photos: To protect the security of your photos, Cisdem will not auto-mark similar photos for deletion, we suggest that you can manually check them before deleting. But if you want to auto select them for deletion, you can navigate to Images tab > Similar, press Command+A to select all the similar photos, click "Smart Select", all the similar photos that are recommended for deletion will be marked in the list, and then you can directly click "Delete" to delete similars in a click.

Step 4 Delete the marked duplicates

For a system photo library: If the scanning photo library is set as a system photo library, the deleted photos will be directly moved into the Recently deleted folder after clicking Delete.

For a non-system photo library: If the scanning photo library is not set as a system photo library, after clicking Delete, Cisdem Duplicate Finder will auto open the photo library that is preparing for clearing duplicates, but when it fails to open the photo library, an error message will pop up to ask you to manually open it.

When the above message is showing, please quit your Photos app, go to find your photoslibrary and double click to open it. And then back to Cisdem Duplicate Finder, click "Yes, It's done." to continue deleting.

Due to the limitation of Photos app, the deleted photos will be moved into an auto genertated album "Cisdem Duplicate Album" in Photos app. You need to go to Photos app, find “Cisdem Duplicate Album”, choose the photos you want to delete, hold Command key and right click on them to click “Delete xxx Photos”, then all the duplicate photos in Photo Library will be moved into the Recently Deleted folder.

 

Part 3.5 Scan multiple Photo Libraries

You are also allowed to scan multiple photo libraries at a time, Cisdem Duplicate Finder will help you to clear the duplicates between different photo libraries.

Step 1 Go to find the location of your photo libraries, drag and drop them into Cisdem Duplicate Finder

Step 2 According to the macOS version running on your Mac, following the steps “Scan Photos Library for 10.14 or earlier” or "Scan Photos Library for 10.15 or later" to start scanning

 

Part 4 Preferences

You can get a better using experience by customizing preference settings of Cisdem Duplicate Finder for Mac. Click on the Cisdem Duplicate Finder > Preferences option at the top-left corner of the menu bar or directly click the set button at the top-right corner of the Cisdem Duplicate Finder.

 

General

You can set the way of scanning with General Preferences.

Scan Method: This option can be used if you want to scan the duplicates according to the file's name (It does not work with the scanning of photo library).

Removal Method: This option can be used if you want to remove the duplicates permanently or move them to a folder after clicking Delete.

: Show in Finder, you can click it to search your Finder.

: You can click it to set the location you want to move the duplicate files to.

Image Similarity: You can change the Image similarity bigger if you want to scan the duplicate photos more accurate.

Select Minimum and Maximum file size: It is defaulted as 0 to Unlimited, but if you don't want to scan the file size more than 200MB, then you could drag and move the mark at 200MB.

 

Ignore list

You can add the folders, special extension files and hidden files/folders to the list, then these files/folders will not be scanned as duplicates.

Selection

You can set the remove rules according to this feature.

Duplicates remove rules

Select newest duplicates for removal: The latest created duplicates will be priority selected to remove.

Select oldest duplicates for removal: The earliest created duplicates will be priority selected to remove.

Auto-select to remove duplicates by filename: This is a defaulted option. For example, if there are two duplicate files, one of the file is named as Document, and another is named as Document 1, then Document 1 will be priority selected to remove.

Select duplicates for removal from prioritized location: You can set the path here, if the duplicates belongs to one of the setting path, it will be priority selected to remove.

 

Similar images remove rules

Follow the duplicates removal rule: Follow the rules with duplicates removal rule.

Select high-resolution similar images for removal/ Select high-quality similar images for removal: If you want to save space of your HD, you could select this option.

Select low-resolution similar images for removal/Select low-quality similar images for removal: If you want to keep the clearer photos, you could select this option.

 

Part 5 Update Application

We always suggest users can keep using the latest version of the program.

When you launch Cisdem Duplicate Finder, Cisdem will auto check for updates.

Also, you can click Cisdem Duplicate Finder > Check for Updates… on the left top menu bar to manually update it.

                                                                                       

     

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Rosa Reyes
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Rosa has worked in Mac software industry for more than eight years. She believes that the purpose of software is to make life better and work more productively. In addition to writing, Rosa is also an avid runner.

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