If you see “(32-bit)” and are running { -brand-name-firefox } 56.0.1 or newer, then your computer may not meet the minimum memory requirement for 64-bit (3 GB RAM or more). You can still manually install 64-bit { -brand-name-firefox }, if you choose.
Ma yella twalaḍ "(32-bit)", kečč tselkameḍ { -brand-name-firefox } 56.0.1 neɣ lqem akk amaynut, ihi yezmer aselkim-inek·inem ur yessawaḍ ara ad yeččar takatut taddayt i ilaqen i 64-ibiten (3 GB n RAM neɣ ugar). Tzemreḍ ad tesbeddeḍ s ufus { -brand-name-firefox } 64-ibiten { -brand-name-firefox }, ma tebɣiḍ.