iOS 26 may temporarily drain the iPhone battery faster than usual after installation..Some users report their devices heating up during initial use post-update..Apple says this is a normal effect of background processes running after an update..Background activities include indexing data, updating apps, and downloading necessary assets..Battery and performance issues are usually short-term and resolve within a few days..Older devices may take longer to stabilize due to larger data volume..Users are advised not to reinstall the update or restore from backups immediately..Monitoring battery usage via Settings can help identify apps consuming excessive power..Contact Apple Support if issues persist beyond a week after the update..Read More Stories.Join our WhatsApp Channel to get the latest news, exclusives and videos on WhatsApp