There are a few ways to run Ethereum on Windows. The first way is to install the Ethereum software on your computer. This will allow you to connect to the Ethereum network and run your own node.
The second way is to use an online service such as MyEtherWallet. This will allow you to access your Ethereum account from any computer with an internet connection.
The third way is to use a cloud-based service such as Amazon Web Services or Google Cloud Platform. This will allow you to run Ethereum on a virtual machine in the cloud.
You will need to have an account with one of these providers in order to use this method.
The fourth way is to use a hardware wallet such as the Ledger Nano S. This will allow you to store your ETH in a secure offline environment.
You will need to purchase a Ledger Nano S in order to use this method.
The fifth way is to use a paper wallet. This will allow you to store your ETH offline in a physical paper wallet. You can generate a paper wallet by using one of the many online services such as Bitaddress.
org or Walletgenerator.net.
No matter which method you choose, you will need to make sure that you keep your ETH safe and secure. Be sure to backup your wallets and accounts in multiple locations in case of loss or theft.