Devon’s No.1 Apple iMac and MacBook Air Data Recovery Experts – Over 25 Years of Industry Experience
At Exeter Data Recovery, we are established leaders in advanced Apple data recovery, specialising in retrieving lost data from all models of iMac and MacBook Air systems. Whether you are dealing with a physically damaged Fusion Drive, an SSD-based MacBook Air, or a logically corrupted iMac with macOS Ventura, our engineers have the tools, training, and technical insight required to recover your data safely and efficiently.
With more than two decades of experience handling Apple devices, we offer unmatched capabilities in resolving complex recovery scenarios for Apple desktop and portable systems.
Our Apple Mac Data Recovery Services
We provide professional data recovery for all types of Apple storage configurations, including HDDs, SSDs, and Fusion Drives. Recovery is available for devices affected by physical, electrical, logical, or firmware failure.
Devices Supported
We recover data from:
- All Apple iMacs, including 21.5″, 24″, and 27″ Retina and non-Retina models
- All MacBook Air models, from early Intel-based units to the latest Apple Silicon (M1/M2)
- Mac Mini and Mac Pro (Intel and Apple Silicon)
macOS Versions Supported
We support data recovery from all major macOS versions, including:
- macOS Sequoia (beta)
- macOS Sonoma
- macOS Ventura
- macOS Monterey
- macOS Big Sur
- macOS Catalina
- macOS Mojave
- macOS High Sierra
- macOS Sierra
- OS X El Capitan
- OS X Yosemite
- OS X Mavericks
- OS X Mountain Lion
- OS X Lion
- Snow Leopard, Leopard, and earlier legacy versions
Top Interfaces and File Systems Recovered
We recover from all major Apple-compatible drive interfaces:
- SATA (Serial ATA)
- PATA (IDE)
- NVMe
- PCIe (M.2, U.2, Apple proprietary blades)
- SCSI
- SAS
- eSATA
- Fusion Drive (SSD + HDD hybrid systems)
Supported file systems:
- APFS (Apple File System)
- HFS+ (Mac OS Extended)
- HFS (Hierarchical File System)
- ExFAT (on cross-platform Mac drives)
- Encrypted Apple file systems (FileVault)
Top 20 Apple MacBook & iMac Recovery Faults – With Technical Recovery Overview
Our engineers routinely resolve the most complex Apple storage failures, including:
1. Mechanical Hard Drive Failure
- Cause: Spindle motor or head stack failure in older HDD-based Macs.
- Recovery: Performed in a certified cleanroom; components temporarily replaced for imaging.
2. Bad Sectors or Block Corruption
- Cause: Wear on drive platters or NAND cells.
- Recovery: Data extracted from healthy sectors; imaging tools used with error-skipping protocols.
3. Firmware Corruption
- Cause: Malfunctioning microcode in SSD or HDD.
- Recovery: Firmware modules repaired or emulated to allow safe data access.
4. Logical File System Corruption
- Cause: System crash, improper shutdown, or software error.
- Recovery: File system rebuilt from journal entries and volume structures.
5. SSD Controller Failure
- Cause: Controller chip ceases to communicate with the Mac.
- Recovery: Chip-level analysis or chip-off recovery performed to access raw NAND data.
6. NAND Flash Wear
- Cause: Excessive write cycles reduce read reliability.
- Recovery: Priority imaging performed using wear-level analysis; ECC applied to reconstruct partial files.
7. Encrypted FileVault Volumes
- Cause: Password-protected APFS or HFS+ volumes.
- Recovery: Decryption via user credentials or recovery key. Manual decryption via hex-level inspection if supported.
8. Fusion Drive Separation
- Cause: Fusion Drive (HDD + SSD) volumes split due to OS reinstall or corruption.
- Recovery: Logical rejoining of SSD and HDD partitions using LBA offsets and CoreStorage mapping.
9. Accidental Formatting or Initialisation
- Cause: Disk Utility operations or OS reinstalls.
- Recovery: Raw volume recovery and header reconstruction; file carving from underlying storage layers.
10. macOS Not Recognising Drive
- Cause: Controller failure or file system unmountable.
- Recovery: Disk accessed using Linux and macOS forensic tools to bypass native drivers.
11. Power Surge or Electrical Failure
- Cause: Faulty chargers or mains surge damages logic board or drive.
- Recovery: PCB repair or chip-off recovery, depending on extent of damage.
12. Overheating and Thermal Shutdowns
- Cause: Fan failure or ambient conditions.
- Recovery: Imaging in controlled environment; critical sectors prioritised.
13. Platter Damage
- Cause: Shock impact on older HDD-based Macs.
- Recovery: Imaging of undamaged platters; partial recovery of fragmented files.
14. Drive Makes Clicking or Beeping Noises
- Cause: Head crash or actuator arm fault.
- Recovery: Read/write heads replaced; disk imaged under microscope-controlled process.
15. macOS Kernel Panic Related to Disk
- Cause: Boot disk error or file system corruption.
- Recovery: Bootable image extracted; system-level files reconstructed.
16. Time Machine Drive Failure
- Cause: External backup volume unreadable or unmountable.
- Recovery: Sparsebundle and backup directory trees reconstructed using macOS-specific analysis tools.
17. macOS Update Failure
- Cause: Interrupted macOS upgrade corrupts APFS containers.
- Recovery: Container entries manually rebuilt; volumes remounted in read-only mode.
18. T2 Chip or Apple Silicon Drive Access Restriction
- Cause: Hardware-level encryption and controller security.
- Recovery: Data decrypted only with verified login or FileVault credentials; forensic access procedures followed.
19. Deleted or Overwritten Data
- Cause: File overwritten or deleted through Finder or Terminal.
- Recovery: Unallocated space scanned; previous file versions reconstructed using metadata patterns.
20. macOS Disk Utility Repair Failure
- Cause: FSCK or Disk First Aid unable to resolve issues.
- Recovery: Advanced file system analysis performed outside OS environment.
And 20 additional hybrid faults involving SSD wear, APFS snapshot corruption, CoreStorage volume loss, external boot volume failures, password resets, EFI lockouts, and system bridge chip failures. A full list of recovery cases is available on request.
Why Choose Exeter Data Recovery for Apple Devices?
- 25+ Years of Mac-Specific Data Recovery Expertise
- Support for All iMac and MacBook Air Generations and Models
- Full Compatibility with APFS, HFS+, Fusion Drives, and T2/Apple Silicon Systems
- Advanced Tools for Encrypted and Non-Bootable macOS Volumes
- Cleanroom Facilities for Mechanical Disk Recovery
- Free Diagnostic Assessment and Fast-Track Services Available
- Secure and Confidential Handling of Sensitive Apple Data
Contact Our iMac & MacBook Air Recovery Engineers
If your iMac or MacBook Air has suffered drive failure, accidental formatting, macOS corruption, or simply will not boot—do not attempt DIY recovery tools or reinstall macOS, as this may overwrite recoverable data.
Contact Exeter Data Recovery today for a free, no-obligation diagnostic. Our engineers will analyse your Mac device, determine the exact fault, and deliver a structured, secure data recovery solution tailored to your case.
Exeter Data Recovery – Devon’s No.1 iMac Data Recovery Experts
Technical Precision. Professional Recovery. Proven Results.

