Go to your site collection in SharePoint.
 
 In the right hand side, please select the site contents.
 
![select site contents]()
 Please click add an app button.
 
 ![Add an App]()
 
Please click Document Library option and enter the name of your library.
![Document Library option]()
 
Go to your Document Library and in the top menu, click library and click  library settings.
 
![Document Library]()
 In the library settings, click Information management policy settings.
 
![settings]()
In the Information management policy settings, you can get two options, which are:
  	- Document
- Folder
 
 ![Information management policy settings]() 
 
Once you click on the document, you can get a page to enable all barcode plus  barcode value. Click OK button.
 
![Ok]()
 
Go to your library and click modify view option.
![modify view option]()
 
 In the modify view, you should check the barcode and barcode value option.
![barcode]()
 
Upload or create a new document inside the document library. Afterwards, you are able to see the barcode with barcode value in a different column.
![Barcode value]()