CRM Settings / General Settings / CRM Settings / Quick Remark / Comments to be Shown in Quick Remarks
Here, you define which comment field will be visible in Quick Remark creation. (Figure 1)
Figure 1
From here, you can create the Quick Remark. (Figure 2)
Comments to be Shown in Quick Remarks is set to 1st Comment. (Figure 3)
Comments to be Shown in Quick Remarks is set to 2nd Comment. (Figure 4)
Comments to be Shown in Quick Remarks is set to Both Comments. (Figure 5)