Here I have AWS key .pem , to connect with putty in windows we need the .ppk format ,so here i have to convert AWS .pem key to putty .ppk key ,in simple have to convert .pem to .ppk
How convert AWS .pem key to putty .ppk key for that we have lots of software available, here am going to show with the help of PuTTYgen
1 Download .pem (Privacy Enhanced Mail) from AWS , is a base64 container format for encoding keys and certificates
2 ) Download PuTTYgen from online and install
3) Open PuTTYgen
4) Click Load button and load the .pem files
5) Click “save private key ” button and save your ppk files
so you converted AWS .pem key to Putty Private Key(ppk) or in simple .pem to .ppk