I think you need to give a little more information . . .
Can you paste your full version info here please, you can get it from KiCad > Help > About KiCad > Copy Version Info
What files did you update ? how did you update them ? did you restart your PC ?
Application: KiCad x64 on x64
Version: 9.0.3, release build
Libraries:
wxWidgets 3.2.8
FreeType 2.13.3
HarfBuzz 10.2.0
FontConfig 2.15.0
libcurl/8.13.0-DEV Schannel zlib/1.3.1
Platform: Windows 11 (build 26100), 64-bit edition, 64 bit, Little endian, wxMSW
OpenGL: ATI Technologies Inc., AMD Radeon TM Graphics, 4.6.0 Compatibility Profile Context 24.10.24.02.240802
Build Info:
Date: Jul 8 2025 05:19:33
wxWidgets: 3.2.8 (wchar_t,wx containers)
Boost: 1.88.0
OCC: 7.9.1
Curl: 8.13.0-DEV
ngspice: 44
Compiler: Visual C++ 1942 without C++ ABI
KICAD_IPC_API=ON
Locale:
Lang: en_IN
Enc: UTF-8
Num: 1,234.5
Encoded кΩ丈: D0BACEA9E4B888 (sys), D0BACEA9E4B888 (utf8)
i restart my pc after installing new version
Are you using your own custom libraries ?
What version did you use before ?
If you were using version 8 or earlier and you are using custom libraries you will need to tell KiCad V9.x.y where your custom libraries are located.