It is not advised to spend too much money upgrading this over a decade 2007 system, as it is cheaper to purchase a more capable Second Hand Business Desktop than a new OS License. This PC can run Windows 7 64 Bit borderline. It’s processor does not pass Windows 10 64 Bit requirements.
Dell Service Manual
This system supports 4 GB of RAM (2×2 GB Modules).
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Solid State Drive 3.5 “
Upgrading to a Solid State Drive
Analog Devices: Add to Basket then View Basket and download and isntall via device manager.
Follow instructions here for using the Microsoft Update Catalog then follow instructions here for driver installation via the device manager.