Some mods (like YoWhatsApp) claim to spoof version numbers, but these are malware risks. They also result in account bans.
If you still need the file for research, modding (not recommended), or offline analysis, here is how to download it without infecting your device. whatsapp 8.1 0 apk download old version
Old versions do not support end-to-end encryption as robustly as modern ones (the Signal protocol was introduced in 2016 but evolved heavily). Backups created with 8.1.0 may not restore on new versions. Some mods (like YoWhatsApp) claim to spoof version
