If you are planning to upgrade to EQ8, you do not need to have previous versions installed or updated. Upgrading is just a discount for current EQ owners, and will install the full version of EQ8.
Electric Quilt 8
Update your Electric Quilt 8 to the latest Version available.
Electric Quilt 7 – PC
EQ7 – PC
Update your EQ7 for Windows to the latest Build available.
Electric Quilt 7 – Mac
EQ7 – Mac
Update your EQ7 for Mac to the latest Build available.