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If you can get a hold of Revit 2010 software, install it on a dummy computer and then copy the files from there to your computer.
Dzan Ta, AEE, ASM, ACI.
Win 11 Pro/DELL XPS 15 9510/i9 3.2GHz/32GB RAM/Nvidia RTX 3050Ti/1TB PCIe SSD/4K 15.4" Non-Touch Display