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