The Testimonials Settings section in the Construction theme Customizer contains 2 options. Navigate to Appearance → Customize → Theme Options → Testimonials Settings to access these settings.

Options

• Testimonials Per Page (Number) — Number of testimonials per page.
• URL Rewrite Slug (Text) — Custom URL slug for testimonials.

After making changes, click Publish at the top of the Customizer to save your settings.