There are many advantages of bitcoins but with some advantages bitcoins also has many disadvantages .
One of the main disadvantage of bitcoin is that its mining takes a lot of time . Bitcoins have a limited stock of 21 million , the limit makes it a bit rigid . The influence of ban of bitcoins in some part of the world leads to a negative impact which decreases its value leading to loss for the investors . While investing the investors has no Buyer Protection . If the computer system catches and the data is lost there is a risk of losing details of the wallets . So all these are some disadvantages of bitcoiins.