Better approach: Maybe they encoded English words by shifting each letter by +1, but the phrase “Download-” is plaintext. Then “byhss” shifted back 1 → “axgrr” — nonsense.
Given the structure and “fy alatwbys” → “في الأتوبيس” (in the bus) — that’s Arabic, but letters are shifted: “alatwbys” — shift back 1 letter → “zksvaxr” no. But “alatwbys” in Arabic script is الأتوبيس, but if each Latin letter is shifted by +1 from original Arabic Latin script? Download- byhss ly tyz mhjbt msryt fy alatwbys...
“byhss” → axgrr? No. Maybe ROT3? b→y, y→v, h→e, s→p, s→p → “yvepp” no. Better approach: Maybe they encoded English words by
Let’s try on “ly” = “my” (l→m, y→z: “mz” no). y→z: “mz” no).