Issues

• ...is not compatible with TB 156.*

  TB-throwback/LookOut-fix-version#154 · Filter by author karmei opened on Sep 24, 2026

• TNEF decoding succeeds but decoded attachment never appears in UI ("module is not a constructor" in ExtensionCommon.sys.mjs)

  TB-throwback/LookOut-fix-version#152 · Filter by author Charley-baba opened on Aug 28, 2026
  1

• Version 7.0 currentAttachments[index] is undefined

  Testingupstream
  TB-throwback/LookOut-fix-version#130 · Filter by author dugite-code opened on Jul 28, 2025
  6

• LookOut fails on opening attachments from given sender

  good first issuePapercut
  TB-throwback/LookOut-fix-version#126 · Filter by author WLR86 opened on Jun 27, 2025
  3

• External .eml files msg.Hdr.folder returns null

  bug
  TB-throwback/LookOut-fix-version#112 · Filter by author critt74 opened on Dec 5, 2023
  9

• Error on open attachment with spaces in name

  bug
  TB-throwback/LookOut-fix-version#111 · Filter by author sebycarta opened on Nov 22, 2023
  3

• ESR Only FIXED in TB154 - [Webextension Regression] - Attachment "Save all" applies only to orginal attachments

  Testingupstream
  TB-throwback/LookOut-fix-version#105 · Filter by author dugite-code opened on Jul 17, 2023 · 6.1
  13

• IPM.Microsoft Mail.Note attachment not given any extension

  TB-throwback/LookOut-fix-version#96 · Filter by author bertvandepoel opened on May 5, 2023
  3

• IPM.Microsoft Mail.Read Receipt

  bug
  TB-throwback/LookOut-fix-version#90 · Filter by author Onelli74 opened on Aug 8, 2022
  1

• Handle email encryption [smime.p7m]

  enhancement
  TB-throwback/LookOut-fix-version#59 · Filter by author pevsonic opened on Feb 26, 2020
  1

• display attachements inline

  enhancementhelp wanted
  TB-throwback/LookOut-fix-version#15 · Filter by author honsberg opened on Sep 5, 2018 · 1.2.24
  3