If using '&' in the attachment filename then '&' is reflectedDescriptionIf attachment name contains any special character like '&', after attaching it converts to &. This can create issues in searching attachment by name. for ex. p&c will be p&c so searching p&c won't work. Steps to Reproduce Navigate to Incident/Change > Open.Open a record.Attach a file where filename contains '&' in it (OR) Click 'Rename' next to the attachment name and use any special characters like '&'Filename of the attachment will change to '&'WorkaroundAfter carefully considering the severity and frequency of the issue, and risk of attempting a fix, it has been decided to not address this issue in any current or future releases. We do not make this decision lightly, and we apologize for any inconvenience. If you have any questions regarding this problem, contact ServiceNow Customer Support. Related Problem: PRB1294092