The way to cancel TEMU limit 15000 depends on which platform you are on. In most cases, this limit is due to security settings or payment restrictions on the platform.

You need to verify your account with a legal identity to increase your purchase limit.

You may also consider contacting TEMU's customer service department, who can evaluate your account to increase your limit. Most importantly, make sure your transactions are all legal, which is the key to increasing your purchase limit.