Ethereum Mist Wallet is a wallet that is already discontinued. It was previously known as the official Ethereum wallet, we had full control of our funds and it was available only for desktop computers with Windows, MacOS and Linux operating systems for free. It respected the anonymity of the users and the security was acceptable. However, it began to have multiple failures and they were not solved in any way.
For the year 2019, in the month of March on the 22nd it was announced that this wallet was discontinued.