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If you don't log in, you must log in to your Baidu account first, and then the home page of Personal Post Bar will appear. There is a personal portrait on the right side of this homepage and a personal information setting button in the upper right corner. Click this setting.

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There is a label on the right side of the basic information setting, which is the option of signature file setting, as shown in the figure, click this option.

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If you haven't set up a signature file before, there will be a link to add a set of signature files. Now, let's click this link to add a signature file.

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Now you need to find a picture you like, which needs to be an existing picture in Baidu space or post bar. Find this picture and right-click to copy the link of this picture. As shown in the figure.

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Then return to the page where the signature file was created. We can enter a name in the name column above, then paste a picture link in the picture link below, copy the address of a picture in the post bar or Baidu photo album casually, then copy it here, and finally click the save button.

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After clicking Save, the signature file has been set up, but it can't be used yet, because it needs to be reviewed. In the process, you can edit the personal signature file again.

Please click to enter a picture description.