Questions about my Motorola Edge 30

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Hello,I have a Motorola Edge 30 , I am in France.I'm experiencing a few malfunctions such as:1-If I use my internet connection and receive a phone call, I automatically lose my internet connection.2-I can no longer install the latest applications from my banks, because a priori there is no compatibility?For example, with the application on the following site:La Banque Postale (Android)Une application complète de banque mobile pour les clients de La Banque Postalela-banque-postale.fr.uptodown.com3-Is there a default setting for this phone, I add that I have chosen...Read more