You can either delete an entire matrix or remove a giving level range from a matrix. In either case, you cannot delete a matrix or range if it has been used within a campaign.
Delete a Giving Level Matrix Top
To delete an entire Giving Level Matrix, perform the following steps:
Open the Giving Level List Window
- Go to Setup >> System Tables >> Donation Giving Levels to open the Giving Level List Window
![Giving Level List Window](https://manual.theatremanager.com/processed_images/f0ea772a650f5a5300.png)
Giving Level List Window
![alt="Giving](https://manual.theatremanager.com/processed_images/f0ea772a650f5a5300.png)
Select and delete the desired matrix
- Single-click to select the matrix to be removed
- Click the Delete button
![Delete Button](https://manual.theatremanager.com/processed_images/acf4be8e7bb2f17d00.png)
Delete Button
![alt="Delete](https://manual.theatremanager.com/processed_images/acf4be8e7bb2f17d00.png)
Review your choice
- Read the confirmation popup
![Deletion Confirmation Popup](https://manual.theatremanager.com/processed_images/431e7e70cfb3b59000.png)
Deletion Confirmation Popup
![alt="Deletion](https://manual.theatremanager.com/processed_images/431e7e70cfb3b59000.png)
Confirm your choice
- To confirm your choice and finish the deletion process, click the Delete button
![Delete Button](https://manual.theatremanager.com/processed_images/99bc900f8fb0410700.png)
Delete Button
![alt="Delete](https://manual.theatremanager.com/processed_images/99bc900f8fb0410700.png)
Delete a Giving Level Range from a Matrix Top
Best Practice
Before removing a single giving level from a matrix, make sure you understand the rules for giving levels.
To delete a giving level range from within a matrix, perform the following steps:
Open the Giving Level List Window
- Go to Setup >> System Tables >> Donation Giving Levels to open the Giving Level List Window
![Giving Level List Window](https://manual.theatremanager.com/processed_images/8ca1a5ce051dd40b00.png)
Giving Level List Window
![alt="Giving](https://manual.theatremanager.com/processed_images/8ca1a5ce051dd40b00.png)
Open the matrix you need to edit
- Single-click to select the matrix to be edited
- Click the Open button
![Open Button](https://manual.theatremanager.com/processed_images/c22f94e2aa4b4a1300.png)
Open Button
![alt="Open](https://manual.theatremanager.com/processed_images/c22f94e2aa4b4a1300.png)
Remove the desired range
- On the Giving Level Detail Window, single-click to select the giving level range to be removed
- Click the Remove button
![Giving Level Detail Window](https://manual.theatremanager.com/processed_images/ad7f0789a2e046f300.png)
Giving Level Detail Window
![alt="Giving](https://manual.theatremanager.com/processed_images/ad7f0789a2e046f300.png)
Review and confirm your choice
- Read the confirmation popup
- To proceed, click the Delete button
![Removal Confirmation Popup](https://manual.theatremanager.com/processed_images/8156ca63c742377b00.png)
Removal Confirmation Popup
![alt="Removal](https://manual.theatremanager.com/processed_images/8156ca63c742377b00.png)
Review the remaining matrix ranges
- Remember to finish editing the matrix so that it meets all of Theatre Manager's requirements
![Matrix Detail Window](https://manual.theatremanager.com/processed_images/f226dee18c65429200.png)
Matrix Detail Window
![alt="Matrix](https://manual.theatremanager.com/processed_images/f226dee18c65429200.png)