Key data protection principle
Your name, contact details, login history, and device information may be stored; the purpose is account security, abuse prevention, and maintaining a proper session.
Many in Bangladesh still use the same account even after changing mobile networks, so the system analyzes logs to detect unusual access, but does not retain unnecessary data.
Why cookies are
Cookies store your preferences, language, and session so you don't have to change settings repeatedly, and pages load faster.
Cookie caching often helps on slow networks in Dhaka, especially on older Android phones, making usage easier.