Change the Field size of a Number field. Launch Microsoft Access. On the navigation pane on the left, click the table that contains the field size you want to change.

In Microsoft Access, a field is a piece of information related to a single person or thing. Related fields are grouped to form a record, while the ruler changes the format of your reports or forms.

Start Microsoft Access and open the database. Select the table that has the ID field you wish to delete. Switch to Design View by clicking on the "Fields" tab. Select "Views Group" and then "View." ...