Here is the full list of all 23 Upload Simulator Silicon achievements.
Have over 1000 module score
Perform a T2 reboot
Craft a grade S module
Upgrade to a Data Entangloporter
Spend at least 5 hack points on a single hack
Reach 0K temperature
Have equals amount of images, musics, videos and games uploaded
Avoid 5 disconnections in a row
Have an artifact hit the corner of the screen
Reboot for the first time
Reconnect under 3 seconds after being disconnected
Get a virus
Perform a T3 reboot
Perform a T4 reboot
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
Upload all requests
Eliminate 100 viruses
Unlock all hacks
Expand all fields in a single grid
Become omniscient
Have over 1000 active robots