Extremely slow download speed even when the internet connection is stable

[YuzuAkach]

Describe the bug
It was taking too long to download artwork, even with a stable and fast internet connection.

Expected behavior
Upon prompting to download artwork, it should be downloaded in a few seconds/under a minute/depending on internet speed.

Example work from Pixiv
N/A

Screenshots
N/A

Browser and Version (please complete the following information):
123.0.6312.105 (Official Build) (64-bit)

Settings of extension
{"MangaPageNumberStartWithOne":false,"alwaysPack":false,"animationJsonFormat":0,"askDownloadSavedWork":true,"autoActivateDownloadPanel":false,"disableDownloadsShelf":false,"displayWorkTypeLabel":true,"downloadPackFiles":false,"downloadPanelPosition":"center","downloadPanelStyle":2,"downloadRelativeLocation":null,"downloadSaveAs":false,"downloadTasksWhenDownloadingImages":5,"enableExtTakeOverDownloads":false,"enableExtend":false,"enableExtension":true,"enablePackUgoiraFramesInfo":true,"enablePtkSearch":true,"enableSaveDownloadHistory":1,"enableSaveVisitHistory":true,"enableWhenUnderSeconds":1,"extendDuration":3,"featureKnown":false,"guideShowed":true,"illustrationCreateSubdirectory":1,"illustrationImageRenameFormat":"illustration_{authorId}{year}{month}{day}{id}#-{pageNum}#","illustrationKeepPageNumber":false,"illustrationPageNumberLength":0,"illustrationPageNumberStartWithOne":false,"illustrationRelativeLocation":"","illustrationRenameFormat":"illustration_{authorId}{year}{month}{day}{id}#({startPageNum}-{lastPageNum})#","importantNoticeDisplayed":true,"language":"default","mangaImageRenameFormat":"manga_{authorId}{year}{month}{day}{id}-{pageNum}","mangaPageNumberLength":0,"mangaPagesInChunk":100,"mangaRelativeLocation":"","mangaRenameFormat":"manga_{authorId}{year}{month}{day}{id}","maxDownloadRecords":"1000000000","maxHistoryItems":"1000000000","multipleDownloadsGapTime":150,"notSaveNSFWWorkInHistory":false,"novelIncludeDescription":false,"novelRelativeLocation":"","novelRenameFormat":"","pixivComicImageRenameFormat":"{id}{title}p{pageNum}","pixivComicPageNumberLength":0,"pixivComicPageNumberStartWithOne":false,"pixivComicRelativeLocation":"","pixivComicRenameFormat":"{id}{title}","showPixivOmina":false,"showReloadInPopup":true,"showUpdateChangeLog":true,"statIllustDownloaded":2876,"statMangaDownloaded":6,"statNovelDownloaded":0,"statUgoiraDownloaded":1,"ugoiraConvertTool":"default","ugoiraCustomFFmpegCommand":"","ugoiraQuanlity":1,"ugoiraRelativeLocation":"","ugoiraRenameFormat":"Ugoira{authorId}{year}{month}{day}{id}","version":"5.5.3","visitHistoryType":"list","workCoverSize":3}

Additional context
N/A

[Invertex]

I had this problem as well.

It seems to be fixed now though.

I exported my settings.
Uninstalled the addon.
Reinstalled addon.
Reimported settings.

Fixed!