If you’d like, I can try to brute-force decode it assuming it’s a Caesar shift — just let me know.

Test “mask” (plaintext appears) — if “mask” is plain, then the ciphertext’s “mask” means no shift on that word, so maybe it's not a consistent cipher. Download- mharm dywth khlyjy mask ly akhth nwdz ...

Thus, maybe it's : m’s right is , (not letter), so probably not. If you’d like, I can try to brute-force

Maybe it’s : “mharm” reversed = “mrah m” no. Maybe it’s : “mharm” reversed = “mrah m” no

But “dywth” Atbash: d(4)→23(w), y(25)→2(b), w(23)→4(d), t(20)→7(g), h(8)→19(s) → “wbdgs” no.

It looks like you’ve written a phrase in what appears to be , possibly based on keyboard shifting or phonetic scrambling.

I think the intended solution is (mirror alphabet), which often yields phrases like “download- n...”. Let’s test quickly: mharm → n s z i n (“nszin”) no.