Fu10 Night Crawling 17 18 19 Tor Better May 2026

The standard Tor Browser does not include "FU10" – this is a community mod. To obtain a verified copy:

# For Ubuntu 18.04+
sudo add-apt-repository ppa:micahflee/ppa
sudo apt update
sudo apt install torbrowser-launcher

Then replace the browser profile with the FU10 user.js and torrc settings. Download the FU10 patch set from a verified onion site (search fu10-night-crawling-patch on Ahmia). fu10 night crawling 17 18 19 tor better

Critical security note: Only apply patches from sources you trust. FU10 is not endorsed by the Tor Project. The standard Tor Browser does not include "FU10"

Performance tweak: Increase MaxMemInCellQueues to 1024 MB in torrc to handle bulk page loads. Then replace the browser profile with the FU10 user

HTTP/2 multiplexing leaks timing information for long crawls. In about:config:

network.http.http2.enabled false
network.http.http3.enable false