To redact a document, you need to go through it and choose what to hide. You can select specific words, sections, or full pages that should not be seen by the public.
Instructions
Log in to your account.
Click on the All Requests tab:

Select the request number in the Request column:

Select the Documents tab:

Hover over the document and click the More button (icon with three dots):

Select Redact file (wrench icon) from the drop-down menu:

Select a redaction option:
Redaction Block (box icon): Drag a redaction block over the part of the page you want to redact:

Click this box icon once (fills in dark gray) to apply this redaction type once
Click this box icon twice (fills in white) to continually apply this redaction type
Text Selection Redaction (pen icon): Select text to redact:

Redact Full Pages (paper icon): Select to redact an entire page

Click the Save button:

Click the Save to Request button in the pop-up window to save the redacted document directly to the request:

Note:
The redacted document will be saved under the same file name with the word 'redacted' added at the end.