There are two ways to access Astral Pay in Business Central:

Figure 1 | Business Manager Role Center

Figure 2 | Astral Pay Role Center
Change to the Astral Pay Role Center by clicking the cog on the top right of Business Central, and selecting 'My Settings'.

Figure 3 | Click On My Settings
Within the 'Role' field, click on the three dots (figure 4) and change the Role to 'Astral Pay' (figure 5).

Figure 4 | Change The Role

Figure 5 | Select Astral Pay Role Center