Alternatively: Call log → tap blocked call → (appears after 3 seconds of viewing details).
| One UI Version | Blocking UI Differences | |----------------|--------------------------| | One UI 2.5 (Android 10) | Block option is under “Details” → “Block/report spam”. | | One UI 3.1 (Android 11) | Added “Block unknown numbers” toggle. | | One UI 4.1 (Android 12) | Introduced “Block calls from spam numbers” (uses Hiya database). | | One UI 5.1+ | Cleaner interface; “Block” moved higher in menu. | block number samsung
Toggle the switch next to (sometimes labeled as "Block unknown/private numbers") to On . Blocking Text Messages Alternatively: Call log → tap blocked call →
