[Bug]: PDF Viewer default is rendering PDF properly but text is garbled when copied. You cannot search text strings

[defencedog]

Pre-Submission Checklist

• [x] I have checked the existing/closed issues to ensure this issue has not already been reported.
• [x] I am using the latest supported version of the browser.
• [ ] I have tried disabling all browser extensions/add-ons to rule out interference from these.
• [x] I have tried clearing the browser cache and cookies.
• [x] I have checked with a new profile and the issue still occurs.
• [x] I have provided detailed step-by-step instructions on how to reproduce the issue.
• [ ] I have included relevant screenshots or console outputs.
• [x] I have checked that this problem is not occurring in the latest version of Firefox ESR.
• [x] This issue is specific to this browser and does not occur in other browsers.

Bug Summary

DF Viewer default is redering PDF properly but text is garbled whe copied. You cannot search text strings When you copy any text its like ™2 —2 2— 2˜2 2 2—222 2 ™2 —2 2 22—2 2 ™ F2ƒ—2 — This also means you cannot search any text string & where it occurs

Reproduction Steps

Open any PDF document in default viewer

Expected Behavior

In Chrome / Basilisk browser this error not found

Actual Behavior

Cannot search steam text string

Screenshots

See above

Browser Version

11.23.0

Operating System

Linux aarch64 Rockchip

Additional Context

OS: Armbian 24.11.3 noble aarch64 Host: Rockchip RK3566 OPi 3B Kernel: 6.1.75-vendor-rk35xx Uptime: 1 hour, 17 mins Packages: 2285 (dpkg) Shell: bash 5.2.21 Resolution: 1920x1080 DE: GNOME 46.0 WM: Mutter WM Theme: Adwaita Theme: Adwaita [GTK2/3] Icons: Numix-Circle [GTK2/3] Terminal: gnome-terminal CPU: (4) @ 1.800GHz Memory: 1943MiB / 3919MiB