HP -UX 11i Installation And Update Manual page 23

Applying firmware
patches
Step 1. Back up your system!
Step 2. Log in as root.
Step 3. Copy the patch(es) to the /tmp directory.
Step 4. Change your working directory to /tmp and unshar each patch. For
Step 5. Run swinstall to install each patch. For example:
CAUTION
Follow these steps to install each patch you've downloaded on each
system prior to updating it to 11i:
example, to unshar patch PHSS_23184:
cd /tmp
sh PHSS_23184
/usr/sbin/swinstall -x autoreboot=true -x \
patch_match_target=true -s /tmp/PHSS_23184.depot
Do not interrupt the update process. Do not power down the system
or perform any other similar action during the update. The process
requires multiple reboots. Once the system has rebooted HP-UX
completely, it's safe to perform any other normal operation.
Chapter 1
Preparing for Software Migration
Firmware Upgrades
23