Please note that versions of Miva Merchant older than 4.14 are no longer actively supported.
v3.0x
v3.01 (2.x and 3.00 to v3.01) Upgrade Guide (pdf 33k) v3.0x How To Guides
v2.25
Upgrade Guide (pdf 29k)
v2.24
Upgrade Guide (pdf 33k)
v2.22
2x to 2.2 Upgrade Guide (pdf 21k) User Guide (pdf 1.6M) How To Guides
v2.13
Upgrade Guides v2.x to v2.13 (pdf 21k) v1.x to v2.x (pdf 675k) User Guide (pdf 1.1M)
v1.25/1.26
v1.25 to v1.26 Upgrade Guide (pdf 22k) Includes all changes from v1.10 through 1.25 Documentation (1.1M) Information about installation and configuration of your Miva Merchant software Change Log (html)
