Please answer the following questions for yourself before submitting an issue

• Filters were updated before reproducing an issue
• I checked the knowledge base and found no answer
• I checked to make sure that this issue has not already been filed

AdGuard version

4.9

Environment

• OS version:
• Device:

HTTPS filtering

• yes, I do

Root access

• yes, I have it

Integration with AdGuard VPN

• yes, I do

Routing mode

Local VPN

Ad Blocking

No response

Privacy

No response

Social

No response

Annoyances

No response

Security

No response

Language-specific

No response

Other

No response

Which DNS server do you use?

DNS protection disabled

DNS protocol

None

Custom DNS

No response

What Stealth Mode options do you have enabled?

No response

Issue Details

Steps to reproduce:

1. Set Japanese language
2. Check date of any filter's update

Expected Behavior

Date in format: 2025/4/22

Actual Behavior

Date in format: 22 4月 2025

Screenshots

Screenshot 1

Additional Information

The same problem exists in korean and chinese languages