How do I detonate C4?

What is the default control for detonating C4 with a mouse and keyboard?

I missed the tutorial, it's not referenced in the options or keybinds, and I continuously forgot how to do it.

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1: Throw your C4 with R1 on console of G on PC (unless you've re-binded them).

2: Wait for it to get to where you want it - this could be quick or you might need to wait for an enemy vehicle to drive over it.

3: Double tap the 'Use' button to detonate the C4 immediately.

How to use C4 in Call of Duty: Modern Warfare

Without shrapnel: Equip the C4 with Left D-Pad or the Equipment Key and place it. Next, double-tap the reload button to detonate.

With Shrapnel: Like before, equip the C4 and place it. If you want to detonate the C4 without placing another, double-tap reload.

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