Changes

However, this can be bypassed by just deleting the title first via the service command(s) for that: with the title removed from the [[Title_Database]], Process9 can't compare the input title-version with anything. Hence, titles can be downgraded this way.

However, this can be bypassed by just deleting the title first via the service command(s) for that: with the title removed from the [[Title_Database]], Process9 can't compare the input title-version with anything. Hence, titles can be downgraded this way.

[[11.0.0-33|11.0.0-X]] attempted to fix this for key system titles (MSET, Home Menu, spider, ErrDisp, SKATER, NATIVE_FIRM, and every retail system module), by checking the version of the title to install against a hard-coded list of (titleID, minimumVersionRequired) pairs.

[[11.0.0-33|11.0.0-X]] fixed this for key system titles (MSET, Home Menu, spider, ErrDisp, SKATER, NATIVE_FIRM, and every retail system module), by checking the version of the title to install against a hard-coded list of (titleID, minimumVersionRequired) pairs.

| Bypassing title version check at installation, which then allows downgrading any title.

| Bypassing title version check at installation, which then allows downgrading any title.

| Attempted with [[11.0.0-33|11.0.0-X]], for key system titles.

| [[11.0.0-33|11.0.0-X]], for key system titles.

| NATIVE_FIRM / AM-sysmodule [[11.0.0-33|11.0.0-X]]

| NATIVE_FIRM / AM-sysmodule [[11.0.0-33|11.0.0-X]]

| ?

| ?