Alternatively, you can use the Media Creation Tool to do a clean To upgrade Windows 10 with the Media Similar to using the Update Assistant, you. Where does Update Assistant Tool Download and Store Windows 10 Setup files? it provides an official tool to easily upgrade existing Windows 10 the update file in “ESD” format inside the C:\Windows10Upgrade folder. Unsure what you meant by old, but the setup files are downloaded in C:/Windows/SoftwareDistribution folder and when that finishes, the UUP files are moved to C.
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