M3 Data Recovery for Mac FAQ

Purchase FAQ

Q: What does M3 Data Recovery for Mac free Trial version do?

A: 1. M3 Data Recovery for Mac free Trial version allows to recover 100MB so that you can check recovery quality before purchasing.

2. M3 Data Recovery for Mac free Trial version allows to preview txt document/photo so that you can see if your lost files can be recovered at all before purchasing.

Q: Does M3 Data Recovery for Mac support NTFS, APFS file system?

A: No, M3 Data Recovery for Mac supports HFS+, FAT32, exFAT file systesm, M3 Data Recovery for Mac will support APFS file system in next version.

Q: What operating system does M3 Data Recovery for Mac support?

A: M3 Data Recovery for Mac supports macOS 10.13/10.12 and Mac OS X 10.11/10.10/10.9/10.8/10.7.

Q: The files recovered by M3 Data Recovery free trial version are corrupted, should I purchase full version to recover these files?

A: No, free trial version has same function as full version. The files recovered by M3 Data Recovery free trial version are corrupted, these files recovered by M3 Data Recovery full version will be also corrupted. In this situation, please send your detailed data loss problem to support@m3datarecovery.com for further analysis before purchasing.

Q: Can M3 Data Recovery for Mac recover lost data from encrypted drive?

A: No.

Q: Why the final price in shopping cart is higher than list price in official site?

A: Please check if the final price in shopping cart includes VAT. The list price in http://www.m3datarecovery.com doesn't include VAT. Due to different tax price in different countries, the final price of the product customers purchase may be higher than the list price, which is because the final price includes VAT.

Licensing FAQ

Q: Is M3 Data Recovery Professional for Mac lifetime license?

A: Yes, lifetime license enjoys free upgrade and technical support.

Q: Can I use M3 Data Recovery Professional for Mac on two computers, even more?

A: No, M3 Data Recovery Professional for Mac is one computer license.

Q: Can I uninstall M3 Data Recovery Professional for Mac from one computer and activate it on another computer?

A: No, M3 Data Recovery Professional for Mac is one computer license, its activation is bundled with the serial number of your Mac.

Q: Can I transfer the license of M3 Data Recovery Professional for Mac from one computer to another computer?

A: M3 Data Recovery Professional for Mac is one computer license, its activation is bundled with the serial number of your Mac. Only the original computer failed, the license can be transfered to another computer according to license agreement. For license transfering, please contact support@m3datarecovery.com.

Q: Is M3 Data Recovery Professional for Mac allowed to provide technical service to clients?

A: No, M3 Data Recovery Professional for Mac is one computer license, but M3 Data Recovery Technician for Mac allows to provide technical service to clients, its built-in deactivate option allows to deactivate from one computer and then activate on another computer.

Q: Can I activate M3 Data Recovery for Windows with the license key of M3 Data Recovery for Mac?

A: No, M3 Data Recovery for Windows and M3 Data Recovery for Mac are two different products.

Q: Activation error, the license key has been registered, please contact support@m3datarecovery.com.

A: The product activation is bundled with the serial number of your Mac, the above situation occurs once the serial number of your Mac was changed. Please send your detials (including what happened on your computer after last activation) to support@m3datarecovery.com for furhter analysis and the solution.

Q: How to reinstall the purchased software after computer crashed, faiiled, changed hardware or reinstalled OS?

A: Please send your order ID or purchase email address to support@m3datarecovery.com for the solution.

Technical FAQ

Q: M3 Mac Data Recovery for Mac cannot display any storage devices.

A: According to Apple security rules, M3 Data Recovery for Mac needs you to authorize the root privilege to access the storage devices, please enter the administrator password of your Mac computer when launching M3 Data Recovery for Mac.

Q: Why is M3 Data Recovery for Mac asking to make changes to my Mac computer when launching?

A: According to Apple security rules, M3 Data Recovery for Mac requires administrator password and authorize the root privilege to access the storage devices.

Q: When I run M3 Data Recovery for Mac, I receive warning message: "M3 Data Recovery.app" is damaged and cannot be opened. You should move it to the Trash" or "M3 Data Recovery.app" cannot be opened because it was not downloaded from the Mac App Store".

A: By default, macOS/Mac OS X security allows only the apps that are downloaded from the Mac App Store or from Mac certified developers. To fix this error, please open System Preferences -> Security & Privacy -> General tab -> Change the Allow apps downloaded from: option to Anywhere.

Q: I deleted/lost some files from startup drive in macOS or Mac OS X, but M3 Data Recovery didn't find these deleted/lost files or the found files are corrupted.

A: After losing files from startup drive, continuing to use this Mac computer would write new data to the startup drive even if you didn't add new data to this startup drive. Once the deleted/lost files are overwritten by new data, it is impossible to recover them. So the best way is to stop using this computer ASAP after losing files from startup drive.

Q: Recovered files are corrupted and cannot open.

A: Data recovery is a complicated case, its recovery result depends upon the specific data loss environment, please send your data loss details (1. How did you lose the data? 2. What file system of the drive where you lost data is, APFS, NTFS, HFS+, FAT32, exFAT? 3. After data loss, did you write new data to the drive where you lost data?) to support@m3datarecovery.com for further analysis.

Q: Some recovered files are ok, some recovered files are corrupted and cannot open.

A: Data recovery is a complicated case, its recovery result depends upon the specific data loss environment, please send your data loss details (1. How did you lose the data? 2. What file system of the drive where you lost data is, APFS, NTFS, HFS+, FAT32, exFAT? 3. After data loss, did you write new data to the drive where you lost data?) to support@m3datarecovery.com for further analysis.

At the same time, please try this solution: Choose "In a specific hard drive" option and try again if you have tried "In a specific volume" option.

Q: Recovered files are zero bytes.

A: Data recovery is a complicated case, its recovery result depends upon the specific data loss environment. If the drive is unreadable, unmountable, failed, corrupted, please try following solution:

Solution 1: Check USB cable, change another USB port and then try M3 Data Recovery again. Once M3 Data Recovery finds all your lost data, please press Stop button to abort the scan, don't need to wait for full scan completing.
Solution 2: Please hook this external hard drive to a computer as an internal hard drive and then try M3 Data Recovery again. Once M3 Data Recovery finds all your lost data, please press Stop button to abort the scan, don't need to wait for full scan completing.
Solution 3: Change another computer and then try M3 Data Recovery again. Once M3 Data Recovery finds all your lost data, please press Stop button to abort the scan, don't need to wait for full scan completing.
Solution 4: Please send your data loss details (1. Is this drive an external drive? 2. How did you lose the data, drive is unmountable or unreadable? 3. What file system of the drive where you lost data is, APFS, NTFS, HFS+, FAT32, exFAT?) to support@m3datarecovery.com for further analysis.

At the same time, 1. Please check the files in RAWfiles folder, if the files in RAWfiles folder are not zero bytes, please recover them ASAP and then contact support@m3datarecovery.com for further solution. 2. Please open disk utility and watch if your external hard drive would be unexpectely disconnected when recovering data.

Q: The found files are RAWfiles.

A: 1. If the damage to file system is serious, the only way to reconstruct lost files according to file types signature, but the reconstructed files don't have their original directory structures and file names.

2. If the file sytem is not supported by M3 Data Recovery for Mac (Supports HFS+, FAT32, exFAT file system), M3 Data Recovery for Mac can only reconstruct the lost files according to file types signature.

Q: I can open the recovered photos, small videos from SD card, memory card, USB flash drive, external hard drive, but I cannot open other large videos.

A: Generally speaking, the file system of SD card, memory card, USB flash drive, external hard drive is FAT/FAT32. In this situation, file system (FAT table) has been corrupted. What's more, because of exFAT/FAT32 file system its own properties, the space stored large files (Such as videos) is not continuous so that it is why the recovered large files cannot open.

Q: M3 Data Recovery for Mac is not working.

A: Please send your data loss details (1. How did you lose the data? 2. What file system of the drive where you lost data is, APFS, NTFS, HFS+, FAT32, exFAT? 3. After data loss, did you write new data to the drive where you lost data?) to support@m3datarecovery.com for further analysis.

Q: M3 Data Recovery for Mac is stuck when scanning lost data.

A: Please send your data loss details (1. How did you lose the data? 2. What file system of the drive where you lost data is, APFS, NTFS, HFS+, FAT32, exFAT? 3. After data loss, did you write new data to the drive where you lost data?) to support@m3datarecovery.com for further analysis.

Q: M3 Data Recovery for Mac was unexpectedly closed.

A: Please check if there is a crash dump file called M3 Data Recovery_ in ~/Library/Logs/DiagnosticReports/ folder, if yes, please send it to support@m3datarecovery.com for further analysis.