A. 1. Upgrade to a premium version: If Telebirr offers a paid version without ads, consider upgrading to enhance your user experience. 2. Use ad-blocking features: Some Android devices have built-in ad-blocking features or you can install a reputable ad-blocker from the Google Play Store to minimize ads.

B. 3. Provide feedback: While not contacting developers, you can express your concerns about ads in app reviews, which may encourage future changes.