Yes it’s possible to setup Node.js even without Administrator access on one’s computer.All you need to do is follow the below steps
Step 1: Download Node.js along with NPM as a zip file from here –
https://nodejs.org/en/download/ (Download the Zip file)
Step 2: Extract the zip file to any location
Step 3: To set the path variable, you need to change the settings only for your account and not all the accounts
Step 4: Go to control panel and search “Edit Environment variables for your account”
Step 5: Add the current location where you have extracted nodejs to the PATH variable
Step 6: Once you have completed the 5th Step, open cmd and go to any location and check for nodejs version or npm version by typing the below commands
npm -v
node -v