### English: Used when the 6x4" (10x15cm) is too small,
### German: Wird verwendet, wenn das 6x4 "(10x15cm) zu klein ist,
### Errors: There is a minor error at "d". There is a minor error at "das 6x4 "". There is a minor error at "ist".

### Improved German: Verwendet, wenn das Format 6x4" (10x15 cm) zu klein ist,