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By: Stefan Grigorov (Information Systems Engineer) and Cy Whitfield (Information Systems Engineer)

Migrating from legacy Windows 7 and 8.1 operating systems to Windows 10 (Win10) was no small undertaking. The migration encompassed all VMware’s global regions and their on-site/remote colleagues. There were numerous challenges, including converting colleagues to a Unified Extensible Firmware Interface (UEFI) from the traditional BIOS firmware, how to migrate settings/files/applications with little or no downtime, how to handle incompatible hardware, and did VMware IT even have the requisite resources to migrate everything internally. Our team chose two upgrade methods—wipe & load and in-place upgrades—as a singular approach might not fit all scenarios across VMware’s multitude of offices. In less than 18 months, VMware IT had achieved 99% migration for 14,000 devices with significant success rates. It also opened the door for success in other areas as well.

Continued in the blog….