how to open photoscore lite in sibelius 7.5

Note: if you purchased the cut-down version of Sibelius called 'Sibelius Student' for around £99, Sibelius First or Sibelius 2012 onwards this product will not upgrade you - please see the ' trade-up' options if you wish to upgrade these products. Sibelius 8 or Ultimate (perpetual license) with an 'expired' upgrade plan - if your 'annual upgrade plan' has expired (log into your Avid Master Account to check) you are eligible for this product - if you are looking to 'renew' your Sibelius 8 or Ultimate Annual Upgrade Plan that has 'not expired yet' then you need the ' Renewal' option instead.Sibelius 1, 2, 3, 4, 5, 6, 7, 7.5, 8 or Ultimate perpetual license ('academic student/teacher' or 'professional' versions).You are eligible to purchase an 'New Annual Upgrade Plan' if you meet one of the following criteria ( students/teachers please see the ' student/teacher discount version'):

Compatible with previous versions of Sibelius.Upgrades your Perpetual Sibelius License (& keeps its perpetual).The industry standard & professionals choice.Also included is 3 years of upgrades & support! Note: Sibelius Ultimate is the new version of Sibelius 8. If you have Sibelius 1, 2, 3, 4, 5, 6, 7, 7.5, 8 or if your Sibelius Annual Upgrade Plan has expired the Sibelius Ultimate New Annual Upgrade Plan will upgrade you to the current version of Sibelius, Sibelius Ultimate! This will keep your perpetual license of Sibelius perpetual.

How to open photoscore lite in sibelius 7.5