Now is a great time to invest in the assets of large companies, it is best to open an account with a broker with access to the world's leading stock exchanges NYSE and NASDAQ, where US stocks are initially issued. For example, the European company https://j2t.com Just2Trade.
If you answer more comprehensively, then the sequence of actions will be something like this:
• Select a broker.
• Sign up.
• Open a trading account (signing up with a broker and opening an account are two different procedures).
• Make a minimum deposit.
• Connect your account to the trading terminal.
• Invest in shares of the selected company.