Mobile menu and submenus fail on phones and tablets
The hamburger menu and submenus fail to open or show on phones and tablets, so visitors cannot reach pages on Twenty Fifteen sites.
Tier II · Emerging Problems that are still building up.
3 public reports · first reported 10 December 2022 · last reported 6 December 2025
What's going wrong
Several owners of sites using the Twenty Fifteen theme say the menu stops working on mobile devices.
AI-assisted: written with the help of AI from the reports. The idea report has the full summary.
In the idea report
- The full summary.
- The products the 3 reports are about, and how many came each month.
- Related problems.
No business has been found with this problem yet, so the report has no contacts. All sales are final — no refunds. Pricing.