Nowadays, email recipients had give me feedback that attached files that I sent was corrupted. I use Mutt + msmtp + offlineimap and OAuth GMail app implementation.
Here is headers I got from e...@xxxxxxx.xxxx.xx: From: Marcelo <xxxxxx...@gmail.com> To: echo <e...@xxxxx.xxxxx.xx> Date: Fri, 20 May 2022 12:35:49 -0300 Subject: Test 7 [-- Anexo No.1 --] [-- Tipo: text/plain, Codificação: 7bit, Tamanho: 0K --] [-- Anexo No.2: TCC-v3.docx --] [-- Tipo: application/vnd.openxmlformats-officedocument.wordprocessingml.document, Codificação: base64, Tamanho: 71K --] [-- application/vnd.openxmlformats-officedocument.wordprocessingml.document não é aceito (use 'v' para ver esta parte) --] And here is Attached View (after v in mutt page index) I 1 <no description> [text/plain, 7bit, us-ascii, 0K] A 2 TCC-v3.docx [applica/vnd.openxm, base64, 71K] And here [1] is the Attached file that are stored in GMail sent box. My muttrc have this: set send_charset="us-ascii:iso-8859-1:iso-8859-15:windows-1252:utf-8" I already tried this, also: set use_8bitmime or set use_8bitmime = yes $ uname -a $ Linux marcelo 5.17.0-1-amd64 #1 SMP PREEMPT Debian 5.17.3-1 (2022-04-18) x86_64 GNU/Linux $ mutt -v Mutt 2.2.4 (2022-04-30) System: Linux 5.17.0-1-amd64 (x86_64) ncurses: ncurses 6.3.20220423 (compiled with 6.3) libidn2: 2.3.2 (compiled with 2.3.2) hcache backend: tokyocabinet 1.4.48 $ msmtp --version msmtp versão 1.8.16 Have you some clue to point me out? [1] https://www.dropbox.com/s/mnomo19xgiisoyq/TCC-v3.docx?dl=0 -- Marcelo