A BMR (Bare Metal Recovery) image is a complete, factory-fresh copy of the operating system, drivers, firmware, and Microsoft software specifically tailored for your exact Surface model. Unlike a standard Windows installation media, BMR images:
Insert the prepared FAT32 BMR drive into the single USB 3.0 slot on the side of the device.
Restart your Surface Pro 4. The BMR 155 660 error should be gone. windows surface pro 4 bmr 155 660 exclusive
If you are still stuck at "BMR 155 660," the issue is likely physical.
The Windows Surface Pro 4 Go to product viewer dialog for this item. A BMR (Bare Metal Recovery) image is a
Microsoft Surface Pro 4 (Intel Core i7, 16GB RAM, 1TB) with Windows 10 Anniversary Update and Microsoft Surface Pro 4 Type Cover (Teal)
If your Surface ignores the USB drive and keeps booting into Windows or showing a blue screen: The BMR 155 660 error should be gone
+-------------------------------------------------------+ | Unified Extensible Firmware Interface (UEFI) | +--------------------------+----------------------------+ | v +-------------------------------------------------------+ | Bare Metal Recovery (BMR) Secure Handshake Verification | +--------------------------+----------------------------+ | +--------------------+--------------------+ | | v v +---------------------------+ +---------------------------+ | Direct Partition Imaging | | Encrypted Custom Drivers | | (155-Sector Alignment) | | (660-Series Hardware SKU) | +---------------------------+ +---------------------------+
The string of numbers in your search ( 155 660 ) is a shorthand reference to the full filename convention used by Microsoft for its recovery images. While these numbers look similar to error codes, they are actually metadata that tells you exactly which device, region, and software version the recovery file belongs to. Let's break it down:
. In localized contexts like Pakistan, these specific codes sometimes appear in classified listings for refurbished or imported units to denote the exact software build or firmware version included with the "exclusive" bundle. Microsoft Support Microsoft Surface Pro 4 Core Specifications
that standard Windows troubleshooting can't touch. Why "155 660"?