You do not need to upload your Twitter archive to delete old tweets.
If you want the lower-trust option, keep that ZIP file on your own machine and use a browser-session workflow instead.
Why the archive is sensitive
Your archive is more than a list of public posts. It can contain a structured record of your account history that is far more useful than a normal profile view.
That is why "upload your archive" should not be treated as a casual setup step.
Why archive-upload tools create extra risk
When a tool asks you to upload the archive before it can start, you are accepting a different trust model:
- your full posting history leaves your machine
- someone else controls storage and retention
- the cleanup now depends on a file handoff as well as account access
That may be acceptable to some users, but it is not the lower-risk default.
What to do instead
A safer option is to keep the archive for yourself and use a browser-session workflow for deletion.
Delete My Tweets is built around that model: a Windows app that deletes tweets, replies and reposts through your own browser session. No cloud service performs the deletions.
If you only need part of the history removed, start with one of these paths:
Bottom line
Keep the archive as your own record, not as something you hand to a deletion service by default.
If you want old tweets gone without uploading the ZIP, use a local browser-session workflow instead. See how Delete My Tweets works.