When creating documents in Excel you should make sure they are accessible. People with differing abilities can read and use Excel workbooks and charts so it is important to make the content work so that people using screen readers are able to find the information they are looking for.
Microsoft have created guidance to help make your spreadsheets accessible in Excel.
Check your information- as well as following the guidance for creating accessible documents, Microsoft's in-built accessibility checker should be used in Excel.
The checker verifies the document against sets of rules that identify possible issues for people who have disabilities. Depending on the severity it classes each error as an error, warning or tip. It also gives recommendations on how to fix the issues.
Here is how to run and access the accessibility checker in Excel.