Assuming you would like a step-by-step guide on how to create a text field in Salesforce:
1. Log into your Salesforce account.
2. Click on the Setup gear icon in the top right corner of the page and select Edit Page from the dropdown menu.
3. Find the section of the page where you want to add your text field and click on the Visualforce component.
4. Drag and drop the Visualforce component onto the page.
5. Enter the following code into the Visualforce editor:
6. Save and close the Visualforce editor.
7. Save and close the page editor