Can anyone suggest some good and secure Bitcoin wallet?
I tried electrum
https://electrum.org/#download but it look very difficult to install and work with
can anyone help
why you do not give a try to the bitcoin core QT Wallet?
you have the official link right here, in the forum
https://i.imgur.com/3bNqYzg.jpgOP is having a hard enough time trying to use Electrum(which is completely fine, by the way), I definitely wouldn't suggest using Bitcoin Core in this case. I'd save Bitcoin Core for another day when OP understands bitcoin wallets enough.
