Many a times, laptop's keys fell off the keyboard or it gets damaged. Don't fret on buying a whole new keyboard when you can repair the keys yourself.
This is an installation guide to repair keys of Acer’s
You should have a key cap and 2 or more retainer clips (plastic pieces), that goes underneath the key cap.
To install the key on your laptop keyboard, start out by
observing the metal plates on the keyboard.
Always be sure to look at the metal keys because they
differ in every keyboard. The larger metal hooks can be at the top, bottom,
right or left side. The position of the metal hooks determines the position of
Here you can see that it has one large metal hook at the bottom
and two metal hooks at the top.
Take the larger plastic piece and observe that it has two holes
at the top corners, two sticks at the bottom and two holes in the middle. The
top holes are going to go into the top metal hooks on the keyboard. The smooth part of the plastic piece faces away
from the keyboard.
Take the smaller plastic piece and observe that it has two
holes at the top, two sticks at the middle and a bar with larger hole at the bottom.
The sticks in the middle are going to go into the middle holes of the larger plastic piece. The bottom bar is going to click onto the bottom metal hook on the keyboard. The smooth
part of the plastic piece faces away from the keyboard.
Place the smaller plastic piece onto the larger plastic piece and insert its
sticks to the holes of larger piece. It’s one piece now.
Insert the top plastic sticks into the top metal holes and the
bottom bar into the bottom metal hook on the keyboard. Get a thin object or a blade and stretch
the plastic pieces downwards to insert completely.
Take your letter key cap, put it in the middle of the plastic pieces and push down
evenly from all four sides.
That's all to repair ACER keyboard key.
Source: Acer Key Repair