All data for WinOLS5. Checksums for WinOLS4 will no longer be updated after 31.12.2022.
| Date | 
	Version | * | Change | 
| 09.02.2016 | 2.21 | Fixed | Possible buffer overrun fixed, additional checksum found | 
| 19.04.2012 | 2.20 | New | Error handling improved | 
| 01.03.2011 | 2.19 | Fixed | Recognition improved | 
| 16.12.2009 | 2.18 | New | New file | 
| 19.03.2008 | 2.17 | Fixed | Error fixed | 
| 12.03.2008 | 2.16 | New | Checksum interface updated | 
| 29.08.2007 | 2.15 | Fixed | If the checksums over the program area were not calculated, also one RSA checksum was not calculated by mistake | 
| 23.05.2007 | 2.14 | Fixed | RSA correction improved | 
| 17.04.2007 | 2.13 | Fixed | Mistakenly text output in script mode | 
| 05.04.2007 | 2.12 | Fixed | Problem at patch tag blocks fixed | 
| 15.03.2007 | 2.11 | New | In some files checksums over the program area are not correct -> Request, if the program area checksums shall be corrected | 
| 07.11.2006 | 2.08 | Fixed | Curious behaviour at changes | 
| 24.08.2006 | 2.07 | New | Modified to CAdrCnv | 
| 23.05.2006 | 2.06 | New | BDM readout protection improved | 
| 10.04.2006 | 2.05 | Fixed | Recognition improved | 
| 07.04.2006 | 2.04 | New | New file 369491 | 
| 22.02.2006 | 2.03 | Fixed | Problem at patch tag blocks fixed | 
| 30.12.2005 | 2.02 | New | New placement of the BDM readout protection | 
| 23.12.2005 | 2.01 | New | New file 376788 | 
| 08.12.2005 | 2.00 | New | New registration | 
| 17.05.2005 | 1.1 | New | New file | 
| 29.10.2004 | 1.0 | New | New |