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Guarantees, Indemnifications and Warranties (Tables)
6 Months Ended
Apr. 30, 2021
Guarantees [Abstract]  
Changes in Aggregate Product Warranty Liabilities and Changes
HP’s aggregate product warranty liabilities and changes were as follows:
 Six months ended April 30, 2021
 In millions
Balance at beginning of period$993 
Accruals for warranties issued509 
Adjustments related to pre-existing warranties (including changes in estimates)22 
Settlements made (in cash or in kind)(506)
Balance at end of period$1,018