Lockdown mode bug when opening Microsoft Office files

[ftgjhf]

Checklist

• [x ] I am reporting an issue in existing functionality that does not work as intended
• [x ] I've searched for existing GitHub issues

Description

When I open an OOXML file (Microsoft Office files like .docx or .ppt or .xlsx), a white blank screen appears when I am using lockdown mode. This is even after granting Telegram an exception from it.

Expected Behavior

Either it should open properly, or the standard screen for this should appear The above is the standard screen that appears when trying to open a file that cannot be opened

Actual Behavior

A white screen appears.

Steps to Reproduce

1. Activate lockdown mode
2. Grant Telegram an exception from this mode, if prompted
3. Open a Microsoft Office files

Screenshots and Videos

Environment

Device: iPad (7th generation)

iOS version: 18.7.1

App version: 12.1.1