Is duplicate login allowed on Steam?

I'm thinking of using a steam account with a friend.

Is duplicate login allowed?

2590 2018-02-21 Gentleman

popular Can I listen to music with Bluetooth earphones on the plane?

popular Why does it say that your license has expired on your phone?

popular What is the deadline for purchasing lotto?

popular How do I recycle and recycle foil like cooking foil?

popular Is hair spray not allowed on the plane at all?

Same Tag What card can I use to pay for steam?

Same Tag What is the waiting balance for steam?

Same Tag Which do you like better, Steam vs Kakao?

Same Tag When should we have a steam sale?

Same Tag Can I only pay for double exchange in Korean won for steam?

Same Time Is there a watery texture among hand creams?

Same Time Is duplicate login allowed on Steam?

Same Time Please recommend a water tint