When to replace my laptop battery ? For Windows and Linux Mint
In steps we well do it:
1- Open start and type cmd. and click on Command Prompt as show below
2- Type powercfg /batteryreport as show
The resault looks like below image
3- Copy the link from C:Windows to .html and open your internet browser (Chrome-Firefox or any), it looks like the image below.
4- We need to search for the design capacity and full charge capacity as shown below.
5- we well use calculator as shown below
Full charge capacity / Design capacity * 100
and here well be 87/91*100
So here your battery doesn`t need to be replaced.
For Linux Mint:
1- Hit menu and type power as shown below
The current capacity is highlighted as show below:
This results tell that no need to replace this battery so far as for Windows it is 95% and on The Linux laptop is 65%.