Unreal Editor Hotkeys

Hotkey	Action
W, E, R	Switch editing mode for actors (translation, scaling, rotation)
F	Focus camera on the selected object on the scene
G	Switch on/off GameView mode
END	Place actor on another object under it
Ctrl+W	Asset copy in Content Browser
Alt+P	Run game in Unreal Editor
Shift+F1	Show cursor in game mode
LMC+1,2,3,4	Create scalar, vector nodes in material graph
LMC+Ctrl on blueprint pin	Drag blueprint wire
LMC+Alt on blueprint pin	Delete blueprint wire
Doulbe click on blueprint wire	Create additional pin on blueprint wire
`	Show console
Ctrl+B	Create if node
С	Create comment node on blueprint graph
P	Show/hide NavMeshBounds on scene
'	Show/hide AI debug info

LMC — Left Mouse Click

You can set hotkeys in Editor Preferences > Keyboard Shortcuts

Hotkey for console opening you can set in Project Settings > Input > Console