You can change the total of the substitution counter manually via the value correction in the window "Master Data | Teachers"
Example: Value correction
| 1. | Open the file demo.gpn and the window "Master Data | Teachers". |
| 2. | Switch to the tab "Value Correction". |
| 3. | Increase Curie's counter by 2 points on the 20th September. Select the type "V - Substitutions" and enter the value "2". |
| 4. | Switch to the tab "Subs". Curie's total is now 2. |

| 5. | Lower Rubens' counter by 3 points. Select the type "E - cancellations and enter "3". |

The value correction can be printed out via "Print selection | Type of list: Value Correction".
Caution: Correction of the value of a lesson
If you select the type "+ Increase Value" or "- Decrease Value", you do not change the substitution counter but the value of the lesson.
Hint: Overview of the substitution counter
The window "Master Data | Teachers" provides an overview of the totals of all teachers (see chapter Overview substitution counter ).