Quite Understandable my Friend,
Go ahead and give this a try, See if it works. 😎
#1
Click on your layer and Tap “S”.
Scale down or up to a certain percentage, or to a fairly close percentage if you are to then use the Fit to Comp option, as shown below.
#2
Select one of the following 3 options for the result you desire, then select the correct key combo based upon your keyboard:
(-Result you desire: PC /// Mac Variants)
-Fit to Comp: / Ctrl+Alt+F /// ⌥⌘F / Alt+Cmd+F / Alt++F / Option++F /
-Fit to Comp Width: / Ctrl+Alt+Shift+H /// ⌥⇧⌘H / Alt+⇧+Cmd+H / Option+⇧++H /
– Fit to Comp Height: / Ctrl+Alt+Shift+G /// ⌥⇧⌘G / Alt+⇧++G / Option+⇧++G /
~or~
Go to Layer Menu, Click Transform, Scroll Down and Click one of these 3 Desire Results.