Crucial offers two firmware upgrade options for the MX500, depending on what firmware is currently on your system.
The firmware that was loaded on your SSD is listed on the product label. You can also find the firmware version through the Control panel (Windows) or About this Mac (Apple) information.
How to Find Your Firmware Revision for Windows®
How to Find Your Firmware Revision (Mac ®)
The M3CR033 firmware is only compatible with drives that shipped with M3CR032.
The M3CR023 firmware is compatible with all drives shipped with firmware other than M3CR032.
This firmware will update the MX500 SSD from version M3CR032 to M3CR033. If your SSD has version any version besides M3CR032, this firmware update is not applicable and not necessary. M3CR033 includes the following changes:
- Fixed SATA protocol error that causes start-up failure on certain data center RAID systems
- Improved boot time after unexpected power loss
- Fixed Read DMA command abort after an interrupted Secure Erase