Upload theme
 Method schema is available as of layer 105. Switch »
| Name | Type | Description | 
|---|---|---|
| flags | # | Flags, see TL conditional fields | 
| file | InputFile | Previously uploaded theme file with platform-specific colors for UI components, can be left unset when creating themes that only modify the wallpaper or accent colors. | 
| thumb | flags.0?InputFile | Thumbnail | 
| file_name | string | File name | 
| mime_type | string | MIME type, must be application/x-tgtheme-{format}, whereformatdepends on the client | 
| Code | Type | Description | 
|---|---|---|
| 400 | THEME_FILE_INVALID | Invalid theme file provided. | 
| 400 | THEME_MIME_INVALID | The theme's MIME type is invalid. | 
Telegram apps support generating, sharing and synchronizing app themes.