Here is the full list of all 23 Upload Simulator Silicon achievements.
Perform a T2 reboot
Upgrade to a Data Entangloporter
Reach 0K temperature
Have over 1000 module score
Craft a grade S module
Spend at least 5 hack points on a single hack
Have an artifact hit the corner of the screen
Reconnect under 3 seconds after being disconnected
Reboot for the first time
Get a virus
Perform a T3 reboot
Perform a T4 reboot
Have equals amount of images, musics, videos and games uploaded
Have more battery recharge than battery capacity
Have 10 artifacts on the screen at the same time
Complete a grid without getting a single void field
Avoid 5 disconnections in a row
Upload all requests
Eliminate 100 viruses
Unlock all hacks
Expand all fields in a single grid
Become omniscient
Have over 1000 active robots