Since the phone itself might struggle to load the store, you can use desktop tools to manage apps:
iMazing | Управление iPhone, iPad и iPod под Mac и Windows skachat programmy dlia aifona 3
even if you manage to install them, as their servers no longer support old versions. Since the phone itself might struggle to load
💡 : For the best results, use the Purchased tab in the App Store to find versions of apps you already own that might still work on iOS 4 or 6. : These devices use outdated security protocols
: This third-party tool allows you to manage and install .ipa files (app installers) from your computer to your iPhone.
: These devices use outdated security protocols. Avoid using them for banking or sensitive personal data.
(running iOS 3, 4, or 6) is difficult today because the modern App Store no longer supports these older systems. 🛠 Standard Way: App Store