highlight color in fillable pdf

Hi Everyone and thanks for helping me out.

How to remove highlight color or blue color in the fillable pdf?

Version: 25.2.4.3 (X86_64) / LibreOffice
Community Build ID: 33e196637044ead23f5c3226cde09b47731f7e27
CPU threads: 16;
OS: Windows 11 X86_64 (10.0 build 26100);
UI render: Skia/Vulkan;
VCL: win
Locale: en-US (en_US);
UI: en-US
Calc: CL threaded

The software is Acrobat Reader.
Ver 2025.001.20531.64-bit

I don’t have acrobat writer.

The blue colour is provided by Acrobat Reader itself.
In Acrobat Reader, go to Edit > Preferences > Forms and change the field colours to suit or untick the colouring.