M1. How to Mine Bitcoin â” The TRUTH About Bitcoin Mining in 2025 How do you mine Bitcoin? And is it even profitable in 2025? Letâs break it down. Bitcoin mining is how new bitcoins are created and how transactions are verified on the blockchain. But itâs not as easy as just running software on your PC. Miners compete to solve complex SHA-256 cryptographic puzzles. The first one to solve it wins the block rewardâ”currently 3.125 BTCâ”plus transaction fees. This happens every 10 minutes. Bitcoin automatically adjusts mining difficulty every 2016 blocks (about two weeks) to ensure blocks are mined at a steady pace, no matter how many miners join. In 2009, you could mine Bitcoin on a PC or laptop, but today? You need powerful ASIC minersâ”machines that work millions of
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