Firefox is distributed through channels: Nightly builds, the Aurora pre-release channel, a stable Beta, and the public release. This field identifies the channel.
Firefox ushbu kanallar orqali tarqatiladi: Nightly tuzilmalari, Aurora old-reliz kanali, ishonchli Beta va e’lon qilinadigan relizlari. Ushbu maydoncha kanalni ko‘rsatadi.