# Attachment
Click the More Operations button of the file to be attached, and click the Attachment button to open the attach file interface.
On the left side of the attached file interface, click to select the file directory of the attached file, click Check the checkbox in the file list on the right side to select one or more files under the file directory as attached files, click Attach and wait for the prompt.
Attached files of the same version cannot be attached repeatedly, and attached files of different versions can be attached; The checked out file cannot be attached
After the attached file is successfully attached, you can view the information of the attached file on the Uses tab page of the attached file, or you can view the file information of the attached file on the Where Uses page of the attached file.
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