In earlier days it was easy to mine coins but now you need a heavy system and high speed internet connection ,there should be no loss of power
If you decided to buy cryptocurrency mining equipment then you can purchase both graphic cards and ASIC-miners online. Then you need to download the necessary programs on your device, set the equipment and finally start mining. You can also join mining pools to increase the probability of getting a reward. Initially, pools provided Bitcoin mining, but then many other altcoins became available