- Orbit-Reader-20-Plus-User-Guide-v1.8 – Manual in Doc Format (Released on 11-Apr-2022)
- Orbit-Reader-20-Plus-User-Guide-v1.8– Manual in PDF Format (Released on 11-Apr-2022)
- Orbit-Reader-20-Plus-User-Guide-v1.8 – Manual in HTML Format (Released on 11-Apr-2022)
- Orbit-Reader-20-Plus-User-Guide UEB grade 1 -v1.8– Manual in BRF UEB Grade 1 (uncontracted) Format (Released on 11-Apr-2022)
- Orbit-Reader-20-Plus-User-Guide UEB grade 2 -v1.8(BRF-UEB Grade 2 (contracted)) – Manual in BRF UEB Grade 2 (contracted) Format (Released on 11-Apr-2022)