Circle with a line through it at the top of a Samsung phone: what does it mean?
On a Samsung Galaxy it means no mobile signal: calls, texts and mobile data may not work.
What each maker says
- Samsung Galaxy — No signal. The phone is not connected to a mobile network; calls, text messages and mobile data may be unavailable.
Source: Samsung Canada support: Identify and understand the icons displayed in the top right corner of your Samsung Galaxy (checked 2026-09-29) - iPhone (Apple) — No Service (words, not an icon). An iPhone does not use this ring: when there is no signal it shows the words “No Service” in place of the bars.
Source: Apple Support: Learn the meaning of iPhone status icons (iPhone User Guide) (checked 2026-09-29)
- What it looks like
- An empty circle with a diagonal line through it, where the signal bars would be.
- Shown by
- iPhone (Apple), Samsung Galaxy
Icons to compare
Sources
Each meaning above is taken from the maker’s own support page, fetched and read on the date shown. The drawing is ours; the real icon on your phone may be drawn a little differently and can change with software updates.
- Samsung Galaxy — Samsung Canada support: Identify and understand the icons displayed in the top right corner of your Samsung Galaxy. OS: One UI; some icons marked One UI 7; last updated 4 September 2026. Checked 2026-09-29.
- iPhone (Apple) — Apple Support: Learn the meaning of iPhone status icons (iPhone User Guide). OS: iOS 27, the version the guide opened on; not dated on the page. Checked 2026-09-29.