| 17.07.2023 | New Computer |
| 08.04.2016 | Fritz ticking Clock sound |
| 02.08.2016 | CB Online on PC |
| 16.06.2017 | Searching for positions |
| 15.07.2019 | Player index |
| 08.03.2017 | Removing coloured moves |
| 03.08.2016 | Drill Openings |
| 12.08.2016 | Misplaced Serial Number |
| 05.07.2016 | Renumbering Databases |
| 05.07.2016 | Diagrams |
| 21.06.2016 | DGT board and Playchess |
| 14.10.2016 | Opening training |
| 13.02.2018 | Encyclopedia Looking for players |
| 25.07.2017 | Missing Drill Icon |
| 30.06.2016 | Fritz 15 and Windows XP |
| 15.06.2016 | Managing Databases |
| 20.07.2017 | Formatting headlines for printing |
| 06.07.2017 | The blitz chess app |
| 09.03.2017 | Printing diagrams with graphic commentary |
| 11.07.2017 | The position tutor |