Cara 1 — Add to contacts: Buka email aku → arahkan kursor ke nama/foto pengirim di atas email → popup contact card muncul → klik tombol "Add to contacts" (ikon orang dengan tanda +).
Cara 2 — Pindahin dari Promotions: Kalau email aku masuk tab "Promotions" (atau "Updates"), drag email-nya ke tab "Primary". Gmail bakal nanya "Do this for future messages?" → klik Yes.
Cara 3 — Bulletproof (filter): Klik ⚙ Settings (kanan atas) → "See all settings" → tab "Filters and Blocked Addresses" → "Create a new filter" → di field From isi adriancsilvano@gmail.com → "Create filter" → centang "Never send it to Spam" + "Always mark it as important" → klik "Create filter".