The depreciations on fixed assets are booked in CashCtrl at the year-end closing and dated on December 31st. Click on "Book now.." and you can review the book entries that will be created automatically. The following dialog appears:

A table containing the depreciation book entries is displayed. These entries have been calculated for the fixed assets automatically by selected depreciation method (linear / declining) and rate. You can see which asset accounts and how many fixed assets are affected.

Selection
In the first column you can uncheck the check-boxes if you don't want particular book entries to be created.

Book
Click on "Book" to save the book entries. If you have unchecked some or all check-boxes, existing book entries will be removed as well when you click on "Book".