A: Briefly, if you root and patch the APK. Otherwise, no. The server will reject your connection.
If you backup your chats on an old version and try to restore them later on a new phone, or vice versa, you may face backup corruption issues because the database format has been updated in newer releases.
If you are looking for this specific version to work, you should be aware of the technical constraints discussed in network engineering papers:
A: Briefly, if you root and patch the APK. Otherwise, no. The server will reject your connection.
If you backup your chats on an old version and try to restore them later on a new phone, or vice versa, you may face backup corruption issues because the database format has been updated in newer releases.
If you are looking for this specific version to work, you should be aware of the technical constraints discussed in network engineering papers: