OCZ Toolbox v4.1.0.2833:
- Add support for Barefoot 2 based drives
- Improve update speed
- GUI Enhancements
- Add support for multi-step updates
- Enhance Everest2 update process

OCZ Firmware Vertex 4 SSD Series Version 1.5:

Enhancements:
- Improved sequential file transfer performance for 128GB, 256GB and 512GB models
- Optimized idle garbage collection algorithms to extend the benefits of performance mode by enabling the feature across a greater percentage of the drive
- Improved HBA / RAID card compatibility
- Further improved compatibility with desktop and mobile ATA security features

Fixes:
- Corrected a corner case issue where the ‘Remaining Life’ SMART attribute could be reported incorrectly

Note:
- After updating to v1.5, you cannot revert back to v1.4.1.3

OCZ Firmware Agility 4 SSD Series Version 1.5.2:

Enhancements:
- Enhanced Data Integrity Algorithm
- Enhanced overall stability and compatibility with legacy chipsets

Note:
- After updating to v1.5.2, you cannot revert back to v1.5

Please do not forget to check with our site as often as possible in order to stay updated on the latest drivers, software and games.

Note: Try to set a system restore point before installing a device driver. It will help you restore system if installed driver not complete.