On Tue, 2 May 2017 20:17:01 +0630, Lenny Jacobs wrote:

I removed the old supply line valve for a vanity sink and replaced it
with a new one. After tightening the new valve, I found it pointing down
instead of up.

Anyway to make it pointing up?

Start stroking it gently, gradually increasing your speed and you will see it point up.