If you don't have a QuickBooks Online Payroll subscription, you can write a manual check for an employee. You'll just need to know the Net amount and the taxes to be withheld to manually calculate the gross wages.
Here's an article to learn more about calculating gross wages in QuickBooks Online: Calculate gross wages.
To write a check:
Go to the +New icon.
Under Vendors section, select Check
Under Payee, select the employee you want to pay on Friday.
Enter the necessary information.
Click Save and close.
Once done, you'll need to manually record and track the taxes as Journal Entries. Before doing so, you have to create an account in your Chart of Accounts to track the payroll liabilities and expenses.
Go to the Gear icon, then select Chart of Accounts.
Select New to create a new account.
Fill in the necessary information.
Click Save and close.
Then, you can start creating a Journal Entry after paying the employee.
Here's how:
Get your employees' payroll pay stubs or a payroll report from your payroll service.
Click the + New icon.
Select Journal Entry.
Under the Journal date, enter the paycheck date.
If you want to track the paycheck number, enter it in the Journal no. field.